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Finding the Fourth Proportional to 15,006.56, 22,509.84 and 3,913.22

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Solution

The fourth proportional to 15,006.56, 22,509.84 and 3,913.22 is: 5,869.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.56 : 22,509.84 = 3,913.22 : x
  2. Step 2: Convert to fraction form
    15,006.56/22,509.84 = 3,913.22/x
  3. Step 3: Cross multiply
    15,006.56x = 22,509.84 × 3,913.22
  4. Step 4: Simplify right side
    15,006.56x = 88,085,956.08
  5. Step 5: Solve for x
    x = 88,085,956.08/15,006.56
  6. Step 6: Final answer
    x = 5,869.83

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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.