Home / 42,909.91-59,201.76-27,814.35

Finding the Fourth Proportional to 42,909.91, 59,201.76 and 27,814.35

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Solution

The fourth proportional to 42,909.91, 59,201.76 and 27,814.35 is: 38,374.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,909.91 : 59,201.76 = 27,814.35 : x
  2. Step 2: Convert to fraction form
    42,909.91/59,201.76 = 27,814.35/x
  3. Step 3: Cross multiply
    42,909.91x = 59,201.76 × 27,814.35
  4. Step 4: Simplify right side
    42,909.91x = 1,646,658,473.26
  5. Step 5: Solve for x
    x = 1,646,658,473.26/42,909.91
  6. Step 6: Final answer
    x = 38,374.78

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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.