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Finding the Fourth Proportional to 24,129.90, 36,172.44 and 9,348.48

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Solution

The fourth proportional to 24,129.90, 36,172.44 and 9,348.48 is: 14,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,129.90 : 36,172.44 = 9,348.48 : x
  2. Step 2: Convert to fraction form
    24,129.90/36,172.44 = 9,348.48/x
  3. Step 3: Cross multiply
    24,129.90x = 36,172.44 × 9,348.48
  4. Step 4: Simplify right side
    24,129.90x = 338,157,331.89
  5. Step 5: Solve for x
    x = 338,157,331.89/24,129.90
  6. Step 6: Final answer
    x = 14,014.04

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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.