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Finding the Fourth Proportional to 15,601.35, 23,402.02 and 5,213.10

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Solution

The fourth proportional to 15,601.35, 23,402.02 and 5,213.10 is: 7,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,601.35 : 23,402.02 = 5,213.10 : x
  2. Step 2: Convert to fraction form
    15,601.35/23,402.02 = 5,213.10/x
  3. Step 3: Cross multiply
    15,601.35x = 23,402.02 × 5,213.10
  4. Step 4: Simplify right side
    15,601.35x = 121,997,044.40
  5. Step 5: Solve for x
    x = 121,997,044.40/15,601.35
  6. Step 6: Final answer
    x = 7,819.65

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Similar ratio
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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.