Home / 16,213.59-22,373.41-9,141.75

Finding the Fourth Proportional to 16,213.59, 22,373.41 and 9,141.75

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Solution

The fourth proportional to 16,213.59, 22,373.41 and 9,141.75 is: 12,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,213.59 : 22,373.41 = 9,141.75 : x
  2. Step 2: Convert to fraction form
    16,213.59/22,373.41 = 9,141.75/x
  3. Step 3: Cross multiply
    16,213.59x = 22,373.41 × 9,141.75
  4. Step 4: Simplify right side
    16,213.59x = 204,532,120.87
  5. Step 5: Solve for x
    x = 204,532,120.87/16,213.59
  6. Step 6: Final answer
    x = 12,614.86

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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.