Home / 40,327.92-55,654.40-22,422.66

Finding the Fourth Proportional to 40,327.92, 55,654.40 and 22,422.66

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Solution

The fourth proportional to 40,327.92, 55,654.40 and 22,422.66 is: 30,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327.92 : 55,654.40 = 22,422.66 : x
  2. Step 2: Convert to fraction form
    40,327.92/55,654.40 = 22,422.66/x
  3. Step 3: Cross multiply
    40,327.92x = 55,654.40 × 22,422.66
  4. Step 4: Simplify right side
    40,327.92x = 1,247,919,688.70
  5. Step 5: Solve for x
    x = 1,247,919,688.70/40,327.92
  6. Step 6: Final answer
    x = 30,944.31

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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.