Home / 22,157.12-33,198.08-13,373.57

Finding the Fourth Proportional to 22,157.12, 33,198.08 and 13,373.57

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Solution

The fourth proportional to 22,157.12, 33,198.08 and 13,373.57 is: 20,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.12 : 33,198.08 = 13,373.57 : x
  2. Step 2: Convert to fraction form
    22,157.12/33,198.08 = 13,373.57/x
  3. Step 3: Cross multiply
    22,157.12x = 33,198.08 × 13,373.57
  4. Step 4: Simplify right side
    22,157.12x = 443,976,862.87
  5. Step 5: Solve for x
    x = 443,976,862.87/22,157.12
  6. Step 6: Final answer
    x = 20,037.66

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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.