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Finding the Fourth Proportional to 62,630.59, 93,938.36 and 17,655.32

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Solution

The fourth proportional to 62,630.59, 93,938.36 and 17,655.32 is: 26,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,630.59 : 93,938.36 = 17,655.32 : x
  2. Step 2: Convert to fraction form
    62,630.59/93,938.36 = 17,655.32/x
  3. Step 3: Cross multiply
    62,630.59x = 93,938.36 × 17,655.32
  4. Step 4: Simplify right side
    62,630.59x = 1,658,511,473.90
  5. Step 5: Solve for x
    x = 1,658,511,473.90/62,630.59
  6. Step 6: Final answer
    x = 26,480.85

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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.