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Finding the Fourth Proportional to 24,407.69, 36,611.72 and 15,981.29

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Solution

The fourth proportional to 24,407.69, 36,611.72 and 15,981.29 is: 23,972.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,407.69 : 36,611.72 = 15,981.29 : x
  2. Step 2: Convert to fraction form
    24,407.69/36,611.72 = 15,981.29/x
  3. Step 3: Cross multiply
    24,407.69x = 36,611.72 × 15,981.29
  4. Step 4: Simplify right side
    24,407.69x = 585,102,646.20
  5. Step 5: Solve for x
    x = 585,102,646.20/24,407.69
  6. Step 6: Final answer
    x = 23,972.07

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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.