Home / 41,405.80-57,140.24-22,543.08

Finding the Fourth Proportional to 41,405.80, 57,140.24 and 22,543.08

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Solution

The fourth proportional to 41,405.80, 57,140.24 and 22,543.08 is: 31,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,405.80 : 57,140.24 = 22,543.08 : x
  2. Step 2: Convert to fraction form
    41,405.80/57,140.24 = 22,543.08/x
  3. Step 3: Cross multiply
    41,405.80x = 57,140.24 × 22,543.08
  4. Step 4: Simplify right side
    41,405.80x = 1,288,117,001.54
  5. Step 5: Solve for x
    x = 1,288,117,001.54/41,405.80
  6. Step 6: Final answer
    x = 31,109.58

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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.