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Finding the Fourth Proportional to 24,063.40, 36,049.20 and 12,966.40

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Solution

The fourth proportional to 24,063.40, 36,049.20 and 12,966.40 is: 19,424.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,063.40 : 36,049.20 = 12,966.40 : x
  2. Step 2: Convert to fraction form
    24,063.40/36,049.20 = 12,966.40/x
  3. Step 3: Cross multiply
    24,063.40x = 36,049.20 × 12,966.40
  4. Step 4: Simplify right side
    24,063.40x = 467,428,346.88
  5. Step 5: Solve for x
    x = 467,428,346.88/24,063.40
  6. Step 6: Final answer
    x = 19,424.87

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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.