Home / 40,539.81-55,945.85-25,433.11

Finding the Fourth Proportional to 40,539.81, 55,945.85 and 25,433.11

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Solution

The fourth proportional to 40,539.81, 55,945.85 and 25,433.11 is: 35,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539.81 : 55,945.85 = 25,433.11 : x
  2. Step 2: Convert to fraction form
    40,539.81/55,945.85 = 25,433.11/x
  3. Step 3: Cross multiply
    40,539.81x = 55,945.85 × 25,433.11
  4. Step 4: Simplify right side
    40,539.81x = 1,422,876,957.09
  5. Step 5: Solve for x
    x = 1,422,876,957.09/40,539.81
  6. Step 6: Final answer
    x = 35,098.26

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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.