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Finding the Fourth Proportional to 16,652.80, 24,979.20 and 9,253.72

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Solution

The fourth proportional to 16,652.80, 24,979.20 and 9,253.72 is: 13,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652.80 : 24,979.20 = 9,253.72 : x
  2. Step 2: Convert to fraction form
    16,652.80/24,979.20 = 9,253.72/x
  3. Step 3: Cross multiply
    16,652.80x = 24,979.20 × 9,253.72
  4. Step 4: Simplify right side
    16,652.80x = 231,150,522.62
  5. Step 5: Solve for x
    x = 231,150,522.62/16,652.80
  6. Step 6: Final answer
    x = 13,880.58

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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.