Home / 29,138.56-43,705.28-15,097.92

Finding the Fourth Proportional to 29,138.56, 43,705.28 and 15,097.92

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Solution

The fourth proportional to 29,138.56, 43,705.28 and 15,097.92 is: 22,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138.56 : 43,705.28 = 15,097.92 : x
  2. Step 2: Convert to fraction form
    29,138.56/43,705.28 = 15,097.92/x
  3. Step 3: Cross multiply
    29,138.56x = 43,705.28 × 15,097.92
  4. Step 4: Simplify right side
    29,138.56x = 659,858,821.02
  5. Step 5: Solve for x
    x = 659,858,821.02/29,138.56
  6. Step 6: Final answer
    x = 22,645.55

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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.