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Finding the Fourth Proportional to 16,654.72, 24,982.08 and 9,724.48

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Solution

The fourth proportional to 16,654.72, 24,982.08 and 9,724.48 is: 14,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,654.72 : 24,982.08 = 9,724.48 : x
  2. Step 2: Convert to fraction form
    16,654.72/24,982.08 = 9,724.48/x
  3. Step 3: Cross multiply
    16,654.72x = 24,982.08 × 9,724.48
  4. Step 4: Simplify right side
    16,654.72x = 242,937,737.32
  5. Step 5: Solve for x
    x = 242,937,737.32/16,654.72
  6. Step 6: Final answer
    x = 14,586.72

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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.