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Finding the Fourth Proportional to 41,136.46, 61,704.69 and 9,971.71

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Solution

The fourth proportional to 41,136.46, 61,704.69 and 9,971.71 is: 14,957.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,136.46 : 61,704.69 = 9,971.71 : x
  2. Step 2: Convert to fraction form
    41,136.46/61,704.69 = 9,971.71/x
  3. Step 3: Cross multiply
    41,136.46x = 61,704.69 × 9,971.71
  4. Step 4: Simplify right side
    41,136.46x = 615,301,224.46
  5. Step 5: Solve for x
    x = 615,301,224.46/41,136.46
  6. Step 6: Final answer
    x = 14,957.56

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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.