Home / 39,365.18-54,335.34-25,755.14

Finding the Fourth Proportional to 39,365.18, 54,335.34 and 25,755.14

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Solution

The fourth proportional to 39,365.18, 54,335.34 and 25,755.14 is: 35,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365.18 : 54,335.34 = 25,755.14 : x
  2. Step 2: Convert to fraction form
    39,365.18/54,335.34 = 25,755.14/x
  3. Step 3: Cross multiply
    39,365.18x = 54,335.34 × 25,755.14
  4. Step 4: Simplify right side
    39,365.18x = 1,399,414,288.65
  5. Step 5: Solve for x
    x = 1,399,414,288.65/39,365.18
  6. Step 6: Final answer
    x = 35,549.55

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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.