Home / 16,722.62-23,077.92-9,553.72

Finding the Fourth Proportional to 16,722.62, 23,077.92 and 9,553.72

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Solution

The fourth proportional to 16,722.62, 23,077.92 and 9,553.72 is: 13,184.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.62 : 23,077.92 = 9,553.72 : x
  2. Step 2: Convert to fraction form
    16,722.62/23,077.92 = 9,553.72/x
  3. Step 3: Cross multiply
    16,722.62x = 23,077.92 × 9,553.72
  4. Step 4: Simplify right side
    16,722.62x = 220,479,985.86
  5. Step 5: Solve for x
    x = 220,479,985.86/16,722.62
  6. Step 6: Final answer
    x = 13,184.54

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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.