Home / 40,394.32-55,743.56-22,489.28

Finding the Fourth Proportional to 40,394.32, 55,743.56 and 22,489.28

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Solution

The fourth proportional to 40,394.32, 55,743.56 and 22,489.28 is: 31,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,394.32 : 55,743.56 = 22,489.28 : x
  2. Step 2: Convert to fraction form
    40,394.32/55,743.56 = 22,489.28/x
  3. Step 3: Cross multiply
    40,394.32x = 55,743.56 × 22,489.28
  4. Step 4: Simplify right side
    40,394.32x = 1,253,632,529.04
  5. Step 5: Solve for x
    x = 1,253,632,529.04/40,394.32
  6. Step 6: Final answer
    x = 31,034.87

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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.