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Finding the Fourth Proportional to 17,516.18, 24,173.02 and 9,963.20

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Solution

The fourth proportional to 17,516.18, 24,173.02 and 9,963.20 is: 13,749.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.18 : 24,173.02 = 9,963.20 : x
  2. Step 2: Convert to fraction form
    17,516.18/24,173.02 = 9,963.20/x
  3. Step 3: Cross multiply
    17,516.18x = 24,173.02 × 9,963.20
  4. Step 4: Simplify right side
    17,516.18x = 240,840,632.86
  5. Step 5: Solve for x
    x = 240,840,632.86/17,516.18
  6. Step 6: Final answer
    x = 13,749.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.