Home / 54,517.74-75,238.92-31,555.32

Finding the Fourth Proportional to 54,517.74, 75,238.92 and 31,555.32

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Solution

The fourth proportional to 54,517.74, 75,238.92 and 31,555.32 is: 43,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517.74 : 75,238.92 = 31,555.32 : x
  2. Step 2: Convert to fraction form
    54,517.74/75,238.92 = 31,555.32/x
  3. Step 3: Cross multiply
    54,517.74x = 75,238.92 × 31,555.32
  4. Step 4: Simplify right side
    54,517.74x = 2,374,188,197.05
  5. Step 5: Solve for x
    x = 2,374,188,197.05/54,517.74
  6. Step 6: Final answer
    x = 43,548.91

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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.