Home / 13,444.28-20,167.22-4,084.61

Finding the Fourth Proportional to 13,444.28, 20,167.22 and 4,084.61

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Solution

The fourth proportional to 13,444.28, 20,167.22 and 4,084.61 is: 6,127.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.28 : 20,167.22 = 4,084.61 : x
  2. Step 2: Convert to fraction form
    13,444.28/20,167.22 = 4,084.61/x
  3. Step 3: Cross multiply
    13,444.28x = 20,167.22 × 4,084.61
  4. Step 4: Simplify right side
    13,444.28x = 82,375,228.48
  5. Step 5: Solve for x
    x = 82,375,228.48/13,444.28
  6. Step 6: Final answer
    x = 6,127.16

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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.