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Finding the Fourth Proportional to 15,044.79, 22,587.89 and 7,654.25

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Solution

The fourth proportional to 15,044.79, 22,587.89 and 7,654.25 is: 11,491.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044.79 : 22,587.89 = 7,654.25 : x
  2. Step 2: Convert to fraction form
    15,044.79/22,587.89 = 7,654.25/x
  3. Step 3: Cross multiply
    15,044.79x = 22,587.89 × 7,654.25
  4. Step 4: Simplify right side
    15,044.79x = 172,893,357.03
  5. Step 5: Solve for x
    x = 172,893,357.03/15,044.79
  6. Step 6: Final answer
    x = 11,491.91

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1.5x scale

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.