Home / 40,449.74-55,820.92-22,545.90

Finding the Fourth Proportional to 40,449.74, 55,820.92 and 22,545.90

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Solution

The fourth proportional to 40,449.74, 55,820.92 and 22,545.90 is: 31,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,449.74 : 55,820.92 = 22,545.90 : x
  2. Step 2: Convert to fraction form
    40,449.74/55,820.92 = 22,545.90/x
  3. Step 3: Cross multiply
    40,449.74x = 55,820.92 × 22,545.90
  4. Step 4: Simplify right side
    40,449.74x = 1,258,532,823.86
  5. Step 5: Solve for x
    x = 1,258,532,823.86/40,449.74
  6. Step 6: Final answer
    x = 31,113.49

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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.