Home / 29,146.56-43,717.28-15,105.92

Finding the Fourth Proportional to 29,146.56, 43,717.28 and 15,105.92

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Solution

The fourth proportional to 29,146.56, 43,717.28 and 15,105.92 is: 22,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.56 : 43,717.28 = 15,105.92 : x
  2. Step 2: Convert to fraction form
    29,146.56/43,717.28 = 15,105.92/x
  3. Step 3: Cross multiply
    29,146.56x = 43,717.28 × 15,105.92
  4. Step 4: Simplify right side
    29,146.56x = 660,389,734.30
  5. Step 5: Solve for x
    x = 660,389,734.30/29,146.56
  6. Step 6: Final answer
    x = 22,657.55

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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.