Home / 40,171.92-55,437.11-22,266.75

Finding the Fourth Proportional to 40,171.92, 55,437.11 and 22,266.75

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Solution

The fourth proportional to 40,171.92, 55,437.11 and 22,266.75 is: 30,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.92 : 55,437.11 = 22,266.75 : x
  2. Step 2: Convert to fraction form
    40,171.92/55,437.11 = 22,266.75/x
  3. Step 3: Cross multiply
    40,171.92x = 55,437.11 × 22,266.75
  4. Step 4: Simplify right side
    40,171.92x = 1,234,404,157.76
  5. Step 5: Solve for x
    x = 1,234,404,157.76/40,171.92
  6. Step 6: Final answer
    x = 30,728.03

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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.