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Finding the Fourth Proportional to 14,709.10, 22,063.65 and 8,877.10

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Solution

The fourth proportional to 14,709.10, 22,063.65 and 8,877.10 is: 13,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,709.10 : 22,063.65 = 8,877.10 : x
  2. Step 2: Convert to fraction form
    14,709.10/22,063.65 = 8,877.10/x
  3. Step 3: Cross multiply
    14,709.10x = 22,063.65 × 8,877.10
  4. Step 4: Simplify right side
    14,709.10x = 195,861,227.42
  5. Step 5: Solve for x
    x = 195,861,227.42/14,709.10
  6. Step 6: Final answer
    x = 13,315.65

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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.