Home / 13,446.90-20,170.18-6,046.13

Finding the Fourth Proportional to 13,446.90, 20,170.18 and 6,046.13

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Solution

The fourth proportional to 13,446.90, 20,170.18 and 6,046.13 is: 9,069.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446.90 : 20,170.18 = 6,046.13 : x
  2. Step 2: Convert to fraction form
    13,446.90/20,170.18 = 6,046.13/x
  3. Step 3: Cross multiply
    13,446.90x = 20,170.18 × 6,046.13
  4. Step 4: Simplify right side
    13,446.90x = 121,951,565.71
  5. Step 5: Solve for x
    x = 121,951,565.71/13,446.90
  6. Step 6: Final answer
    x = 9,069.12

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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.