Home / 16,763.22-23,132.61-9,311.70

Finding the Fourth Proportional to 16,763.22, 23,132.61 and 9,311.70

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Solution

The fourth proportional to 16,763.22, 23,132.61 and 9,311.70 is: 12,849.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.22 : 23,132.61 = 9,311.70 : x
  2. Step 2: Convert to fraction form
    16,763.22/23,132.61 = 9,311.70/x
  3. Step 3: Cross multiply
    16,763.22x = 23,132.61 × 9,311.70
  4. Step 4: Simplify right side
    16,763.22x = 215,403,924.54
  5. Step 5: Solve for x
    x = 215,403,924.54/16,763.22
  6. Step 6: Final answer
    x = 12,849.79

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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.