Home / 41,319.12-57,021-22,456.26

Finding the Fourth Proportional to 41,319.12, 57,021 and 22,456.26

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Solution

The fourth proportional to 41,319.12, 57,021 and 22,456.26 is: 30,989.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319.12 : 57,021 = 22,456.26 : x
  2. Step 2: Convert to fraction form
    41,319.12/57,021 = 22,456.26/x
  3. Step 3: Cross multiply
    41,319.12x = 57,021 × 22,456.26
  4. Step 4: Simplify right side
    41,319.12x = 1,280,478,401.46
  5. Step 5: Solve for x
    x = 1,280,478,401.46/41,319.12
  6. Step 6: Final answer
    x = 30,989.97

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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.