Home / 41,321.42-57,021.15-22,458.38

Finding the Fourth Proportional to 41,321.42, 57,021.15 and 22,458.38

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Solution

The fourth proportional to 41,321.42, 57,021.15 and 22,458.38 is: 30,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,321.42 : 57,021.15 = 22,458.38 : x
  2. Step 2: Convert to fraction form
    41,321.42/57,021.15 = 22,458.38/x
  3. Step 3: Cross multiply
    41,321.42x = 57,021.15 × 22,458.38
  4. Step 4: Simplify right side
    41,321.42x = 1,280,602,654.74
  5. Step 5: Solve for x
    x = 1,280,602,654.74/41,321.42
  6. Step 6: Final answer
    x = 30,991.25

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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.