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Finding the Fourth Proportional to 36,516.76, 54,775.12 and 8,814.76

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Solution

The fourth proportional to 36,516.76, 54,775.12 and 8,814.76 is: 13,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516.76 : 54,775.12 = 8,814.76 : x
  2. Step 2: Convert to fraction form
    36,516.76/54,775.12 = 8,814.76/x
  3. Step 3: Cross multiply
    36,516.76x = 54,775.12 × 8,814.76
  4. Step 4: Simplify right side
    36,516.76x = 482,829,536.77
  5. Step 5: Solve for x
    x = 482,829,536.77/36,516.76
  6. Step 6: Final answer
    x = 13,222.14

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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.