Home / 54,659.81-75,435.91-31,997.43

Finding the Fourth Proportional to 54,659.81, 75,435.91 and 31,997.43

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Solution

The fourth proportional to 54,659.81, 75,435.91 and 31,997.43 is: 44,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,659.81 : 75,435.91 = 31,997.43 : x
  2. Step 2: Convert to fraction form
    54,659.81/75,435.91 = 31,997.43/x
  3. Step 3: Cross multiply
    54,659.81x = 75,435.91 × 31,997.43
  4. Step 4: Simplify right side
    54,659.81x = 2,413,755,169.72
  5. Step 5: Solve for x
    x = 2,413,755,169.72/54,659.81
  6. Step 6: Final answer
    x = 44,159.59

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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.