Home / 40,082.13-55,314.97-22,176.84

Finding the Fourth Proportional to 40,082.13, 55,314.97 and 22,176.84

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Solution

The fourth proportional to 40,082.13, 55,314.97 and 22,176.84 is: 30,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,082.13 : 55,314.97 = 22,176.84 : x
  2. Step 2: Convert to fraction form
    40,082.13/55,314.97 = 22,176.84/x
  3. Step 3: Cross multiply
    40,082.13x = 55,314.97 × 22,176.84
  4. Step 4: Simplify right side
    40,082.13x = 1,226,711,391.28
  5. Step 5: Solve for x
    x = 1,226,711,391.28/40,082.13
  6. Step 6: Final answer
    x = 30,604.95

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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.