Home / 40,248.06-55,562.31-25,149.09

Finding the Fourth Proportional to 40,248.06, 55,562.31 and 25,149.09

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Solution

The fourth proportional to 40,248.06, 55,562.31 and 25,149.09 is: 34,718.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,248.06 : 55,562.31 = 25,149.09 : x
  2. Step 2: Convert to fraction form
    40,248.06/55,562.31 = 25,149.09/x
  3. Step 3: Cross multiply
    40,248.06x = 55,562.31 × 25,149.09
  4. Step 4: Simplify right side
    40,248.06x = 1,397,341,534.80
  5. Step 5: Solve for x
    x = 1,397,341,534.80/40,248.06
  6. Step 6: Final answer
    x = 34,718.23

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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.