Home / 41,428.56-57,171.44-22,565.76

Finding the Fourth Proportional to 41,428.56, 57,171.44 and 22,565.76

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Solution

The fourth proportional to 41,428.56, 57,171.44 and 22,565.76 is: 31,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,428.56 : 57,171.44 = 22,565.76 : x
  2. Step 2: Convert to fraction form
    41,428.56/57,171.44 = 22,565.76/x
  3. Step 3: Cross multiply
    41,428.56x = 57,171.44 × 22,565.76
  4. Step 4: Simplify right side
    41,428.56x = 1,290,116,993.89
  5. Step 5: Solve for x
    x = 1,290,116,993.89/41,428.56
  6. Step 6: Final answer
    x = 31,140.76

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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.