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Finding the Fourth Proportional to 16,425.79, 24,654.02 and 7,545.89

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Solution

The fourth proportional to 16,425.79, 24,654.02 and 7,545.89 is: 11,325.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.79 : 24,654.02 = 7,545.89 : x
  2. Step 2: Convert to fraction form
    16,425.79/24,654.02 = 7,545.89/x
  3. Step 3: Cross multiply
    16,425.79x = 24,654.02 × 7,545.89
  4. Step 4: Simplify right side
    16,425.79x = 186,036,546.88
  5. Step 5: Solve for x
    x = 186,036,546.88/16,425.79
  6. Step 6: Final answer
    x = 11,325.88

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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.