Home / 22,981.38-34,480.28-11,302.80

Finding the Fourth Proportional to 22,981.38, 34,480.28 and 11,302.80

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Solution

The fourth proportional to 22,981.38, 34,480.28 and 11,302.80 is: 16,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,981.38 : 34,480.28 = 11,302.80 : x
  2. Step 2: Convert to fraction form
    22,981.38/34,480.28 = 11,302.80/x
  3. Step 3: Cross multiply
    22,981.38x = 34,480.28 × 11,302.80
  4. Step 4: Simplify right side
    22,981.38x = 389,723,708.78
  5. Step 5: Solve for x
    x = 389,723,708.78/22,981.38
  6. Step 6: Final answer
    x = 16,958.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.