Home / 63,310.77-94,985.19-18,938.97

Finding the Fourth Proportional to 63,310.77, 94,985.19 and 18,938.97

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Solution

The fourth proportional to 63,310.77, 94,985.19 and 18,938.97 is: 28,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,310.77 : 94,985.19 = 18,938.97 : x
  2. Step 2: Convert to fraction form
    63,310.77/94,985.19 = 18,938.97/x
  3. Step 3: Cross multiply
    63,310.77x = 94,985.19 × 18,938.97
  4. Step 4: Simplify right side
    63,310.77x = 1,798,921,663.85
  5. Step 5: Solve for x
    x = 1,798,921,663.85/63,310.77
  6. Step 6: Final answer
    x = 28,414.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.