Home / 41,443.06-57,189.90-22,579.78

Finding the Fourth Proportional to 41,443.06, 57,189.90 and 22,579.78

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Solution

The fourth proportional to 41,443.06, 57,189.90 and 22,579.78 is: 31,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,443.06 : 57,189.90 = 22,579.78 : x
  2. Step 2: Convert to fraction form
    41,443.06/57,189.90 = 22,579.78/x
  3. Step 3: Cross multiply
    41,443.06x = 57,189.90 × 22,579.78
  4. Step 4: Simplify right side
    41,443.06x = 1,291,335,360.22
  5. Step 5: Solve for x
    x = 1,291,335,360.22/41,443.06
  6. Step 6: Final answer
    x = 31,159.27

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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.