Home / 22,028.68-32,981.34-14,213.80

Finding the Fourth Proportional to 22,028.68, 32,981.34 and 14,213.80

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Solution

The fourth proportional to 22,028.68, 32,981.34 and 14,213.80 is: 21,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.68 : 32,981.34 = 14,213.80 : x
  2. Step 2: Convert to fraction form
    22,028.68/32,981.34 = 14,213.80/x
  3. Step 3: Cross multiply
    22,028.68x = 32,981.34 × 14,213.80
  4. Step 4: Simplify right side
    22,028.68x = 468,790,170.49
  5. Step 5: Solve for x
    x = 468,790,170.49/22,028.68
  6. Step 6: Final answer
    x = 21,280.90

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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.