Home / 41,428.54-57,171.45-22,565.74

Finding the Fourth Proportional to 41,428.54, 57,171.45 and 22,565.74

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Solution

The fourth proportional to 41,428.54, 57,171.45 and 22,565.74 is: 31,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,428.54 : 57,171.45 = 22,565.74 : x
  2. Step 2: Convert to fraction form
    41,428.54/57,171.45 = 22,565.74/x
  3. Step 3: Cross multiply
    41,428.54x = 57,171.45 × 22,565.74
  4. Step 4: Simplify right side
    41,428.54x = 1,290,116,076.12
  5. Step 5: Solve for x
    x = 1,290,116,076.12/41,428.54
  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.