Home / 41,319.64-57,021.13-22,456.77

Finding the Fourth Proportional to 41,319.64, 57,021.13 and 22,456.77

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Solution

The fourth proportional to 41,319.64, 57,021.13 and 22,456.77 is: 30,990.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319.64 : 57,021.13 = 22,456.77 : x
  2. Step 2: Convert to fraction form
    41,319.64/57,021.13 = 22,456.77/x
  3. Step 3: Cross multiply
    41,319.64x = 57,021.13 × 22,456.77
  4. Step 4: Simplify right side
    41,319.64x = 1,280,510,401.55
  5. Step 5: Solve for x
    x = 1,280,510,401.55/41,319.64
  6. Step 6: Final answer
    x = 30,990.36

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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.