Home / 40,401.29-55,753.85-22,499.75

Finding the Fourth Proportional to 40,401.29, 55,753.85 and 22,499.75

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Solution

The fourth proportional to 40,401.29, 55,753.85 and 22,499.75 is: 31,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.29 : 55,753.85 = 22,499.75 : x
  2. Step 2: Convert to fraction form
    40,401.29/55,753.85 = 22,499.75/x
  3. Step 3: Cross multiply
    40,401.29x = 55,753.85 × 22,499.75
  4. Step 4: Simplify right side
    40,401.29x = 1,254,447,686.54
  5. Step 5: Solve for x
    x = 1,254,447,686.54/40,401.29
  6. Step 6: Final answer
    x = 31,049.69

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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.