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Finding the Fourth Proportional to 24,611.84, 36,918.28 and 8,817.90

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Solution

The fourth proportional to 24,611.84, 36,918.28 and 8,817.90 is: 13,227.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,611.84 : 36,918.28 = 8,817.90 : x
  2. Step 2: Convert to fraction form
    24,611.84/36,918.28 = 8,817.90/x
  3. Step 3: Cross multiply
    24,611.84x = 36,918.28 × 8,817.90
  4. Step 4: Simplify right side
    24,611.84x = 325,541,701.21
  5. Step 5: Solve for x
    x = 325,541,701.21/24,611.84
  6. Step 6: Final answer
    x = 13,227.04

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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.