Home / 61,260.90-84,553.47-38,613.30

Finding the Fourth Proportional to 61,260.90, 84,553.47 and 38,613.30

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Solution

The fourth proportional to 61,260.90, 84,553.47 and 38,613.30 is: 53,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,260.90 : 84,553.47 = 38,613.30 : x
  2. Step 2: Convert to fraction form
    61,260.90/84,553.47 = 38,613.30/x
  3. Step 3: Cross multiply
    61,260.90x = 84,553.47 × 38,613.30
  4. Step 4: Simplify right side
    61,260.90x = 3,264,888,503.15
  5. Step 5: Solve for x
    x = 3,264,888,503.15/61,260.90
  6. Step 6: Final answer
    x = 53,294.82

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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.