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Finding the Fourth Proportional to 59,691.78, 89,506.86 and 17,566.39

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Solution

The fourth proportional to 59,691.78, 89,506.86 and 17,566.39 is: 26,340.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,691.78 : 89,506.86 = 17,566.39 : x
  2. Step 2: Convert to fraction form
    59,691.78/89,506.86 = 17,566.39/x
  3. Step 3: Cross multiply
    59,691.78x = 89,506.86 × 17,566.39
  4. Step 4: Simplify right side
    59,691.78x = 1,572,312,410.44
  5. Step 5: Solve for x
    x = 1,572,312,410.44/59,691.78
  6. Step 6: Final answer
    x = 26,340.52

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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.