Home / 54,921.12-75,789.42-32,259.72

Finding the Fourth Proportional to 54,921.12, 75,789.42 and 32,259.72

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Solution

The fourth proportional to 54,921.12, 75,789.42 and 32,259.72 is: 44,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,921.12 : 75,789.42 = 32,259.72 : x
  2. Step 2: Convert to fraction form
    54,921.12/75,789.42 = 32,259.72/x
  3. Step 3: Cross multiply
    54,921.12x = 75,789.42 × 32,259.72
  4. Step 4: Simplify right side
    54,921.12x = 2,444,945,468.16
  5. Step 5: Solve for x
    x = 2,444,945,468.16/54,921.12
  6. Step 6: Final answer
    x = 44,517.40

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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.