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Finding the Fourth Proportional to 61,882.74, 92,815.80 and 17,513.34

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Solution

The fourth proportional to 61,882.74, 92,815.80 and 17,513.34 is: 26,267.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,882.74 : 92,815.80 = 17,513.34 : x
  2. Step 2: Convert to fraction form
    61,882.74/92,815.80 = 17,513.34/x
  3. Step 3: Cross multiply
    61,882.74x = 92,815.80 × 17,513.34
  4. Step 4: Simplify right side
    61,882.74x = 1,625,514,662.77
  5. Step 5: Solve for x
    x = 1,625,514,662.77/61,882.74
  6. Step 6: Final answer
    x = 26,267.66

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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.