Home / 42,011.22-57,974.78-22,891.22

Finding the Fourth Proportional to 42,011.22, 57,974.78 and 22,891.22

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Solution

The fourth proportional to 42,011.22, 57,974.78 and 22,891.22 is: 31,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,011.22 : 57,974.78 = 22,891.22 : x
  2. Step 2: Convert to fraction form
    42,011.22/57,974.78 = 22,891.22/x
  3. Step 3: Cross multiply
    42,011.22x = 57,974.78 × 22,891.22
  4. Step 4: Simplify right side
    42,011.22x = 1,327,113,645.60
  5. Step 5: Solve for x
    x = 1,327,113,645.60/42,011.22
  6. Step 6: Final answer
    x = 31,589.51

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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.