Home / 42,646.06-58,778.76-29,193.58

Finding the Fourth Proportional to 42,646.06, 58,778.76 and 29,193.58

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Solution

The fourth proportional to 42,646.06, 58,778.76 and 29,193.58 is: 40,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646.06 : 58,778.76 = 29,193.58 : x
  2. Step 2: Convert to fraction form
    42,646.06/58,778.76 = 29,193.58/x
  3. Step 3: Cross multiply
    42,646.06x = 58,778.76 × 29,193.58
  4. Step 4: Simplify right side
    42,646.06x = 1,715,962,432.36
  5. Step 5: Solve for x
    x = 1,715,962,432.36/42,646.06
  6. Step 6: Final answer
    x = 40,237.30

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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.