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Finding the Fourth Proportional to 24,140.70, 36,211.01 and 6,611.89

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Solution

The fourth proportional to 24,140.70, 36,211.01 and 6,611.89 is: 9,917.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,140.70 : 36,211.01 = 6,611.89 : x
  2. Step 2: Convert to fraction form
    24,140.70/36,211.01 = 6,611.89/x
  3. Step 3: Cross multiply
    24,140.70x = 36,211.01 × 6,611.89
  4. Step 4: Simplify right side
    24,140.70x = 239,423,214.91
  5. Step 5: Solve for x
    x = 239,423,214.91/24,140.70
  6. Step 6: Final answer
    x = 9,917.82

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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.