Home / 41,821.05-57,712.86-22,700.91

Finding the Fourth Proportional to 41,821.05, 57,712.86 and 22,700.91

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Solution

The fourth proportional to 41,821.05, 57,712.86 and 22,700.91 is: 31,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,821.05 : 57,712.86 = 22,700.91 : x
  2. Step 2: Convert to fraction form
    41,821.05/57,712.86 = 22,700.91/x
  3. Step 3: Cross multiply
    41,821.05x = 57,712.86 × 22,700.91
  4. Step 4: Simplify right side
    41,821.05x = 1,310,134,440.70
  5. Step 5: Solve for x
    x = 1,310,134,440.70/41,821.05
  6. Step 6: Final answer
    x = 31,327.15

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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.