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Finding the Fourth Proportional to 16,253.81, 24,390.92 and 6,392.82

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Solution

The fourth proportional to 16,253.81, 24,390.92 and 6,392.82 is: 9,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,253.81 : 24,390.92 = 6,392.82 : x
  2. Step 2: Convert to fraction form
    16,253.81/24,390.92 = 6,392.82/x
  3. Step 3: Cross multiply
    16,253.81x = 24,390.92 × 6,392.82
  4. Step 4: Simplify right side
    16,253.81x = 155,926,868.64
  5. Step 5: Solve for x
    x = 155,926,868.64/16,253.81
  6. Step 6: Final answer
    x = 9,593.25

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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.