Home / 42,694.78-58,909.65-24,780.22

Finding the Fourth Proportional to 42,694.78, 58,909.65 and 24,780.22

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Solution

The fourth proportional to 42,694.78, 58,909.65 and 24,780.22 is: 34,191.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,694.78 : 58,909.65 = 24,780.22 : x
  2. Step 2: Convert to fraction form
    42,694.78/58,909.65 = 24,780.22/x
  3. Step 3: Cross multiply
    42,694.78x = 58,909.65 × 24,780.22
  4. Step 4: Simplify right side
    42,694.78x = 1,459,794,087.12
  5. Step 5: Solve for x
    x = 1,459,794,087.12/42,694.78
  6. Step 6: Final answer
    x = 34,191.39

Related Problems

Find fourth proportional to 21,347.39, 29,454.83 and 12,390.11
Half scale
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Double scale
Find fourth proportional to 42,695.78, 58,911.03 and 24,781.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.