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Finding the Fourth Proportional to 24,405.59, 36,607.70 and 7,766.62

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Solution

The fourth proportional to 24,405.59, 36,607.70 and 7,766.62 is: 11,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,405.59 : 36,607.70 = 7,766.62 : x
  2. Step 2: Convert to fraction form
    24,405.59/36,607.70 = 7,766.62/x
  3. Step 3: Cross multiply
    24,405.59x = 36,607.70 × 7,766.62
  4. Step 4: Simplify right side
    24,405.59x = 284,318,094.97
  5. Step 5: Solve for x
    x = 284,318,094.97/24,405.59
  6. Step 6: Final answer
    x = 11,649.71

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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.