Home / 41,319.90-57,020.76-22,456.98

Finding the Fourth Proportional to 41,319.90, 57,020.76 and 22,456.98

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Solution

The fourth proportional to 41,319.90, 57,020.76 and 22,456.98 is: 30,990.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319.90 : 57,020.76 = 22,456.98 : x
  2. Step 2: Convert to fraction form
    41,319.90/57,020.76 = 22,456.98/x
  3. Step 3: Cross multiply
    41,319.90x = 57,020.76 × 22,456.98
  4. Step 4: Simplify right side
    41,319.90x = 1,280,514,066.90
  5. Step 5: Solve for x
    x = 1,280,514,066.90/41,319.90
  6. Step 6: Final answer
    x = 30,990.25

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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.