Home / 40,224.22-55,508.72-22,318.92

Finding the Fourth Proportional to 40,224.22, 55,508.72 and 22,318.92

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Solution

The fourth proportional to 40,224.22, 55,508.72 and 22,318.92 is: 30,799.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,224.22 : 55,508.72 = 22,318.92 : x
  2. Step 2: Convert to fraction form
    40,224.22/55,508.72 = 22,318.92/x
  3. Step 3: Cross multiply
    40,224.22x = 55,508.72 × 22,318.92
  4. Step 4: Simplify right side
    40,224.22x = 1,238,894,569.39
  5. Step 5: Solve for x
    x = 1,238,894,569.39/40,224.22
  6. Step 6: Final answer
    x = 30,799.72

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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.