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Finding the Fourth Proportional to 24,049.40, 36,049.80 and 10,911.20

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Solution

The fourth proportional to 24,049.40, 36,049.80 and 10,911.20 is: 16,355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,049.40 : 36,049.80 = 10,911.20 : x
  2. Step 2: Convert to fraction form
    24,049.40/36,049.80 = 10,911.20/x
  3. Step 3: Cross multiply
    24,049.40x = 36,049.80 × 10,911.20
  4. Step 4: Simplify right side
    24,049.40x = 393,346,577.76
  5. Step 5: Solve for x
    x = 393,346,577.76/24,049.40
  6. Step 6: Final answer
    x = 16,355.78

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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.