Home / 22,052.30-33,121.00-18,896.90

Finding the Fourth Proportional to 22,052.30, 33,121.00 and 18,896.90

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Solution

The fourth proportional to 22,052.30, 33,121.00 and 18,896.90 is: 28,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.30 : 33,121.00 = 18,896.90 : x
  2. Step 2: Convert to fraction form
    22,052.30/33,121.00 = 18,896.90/x
  3. Step 3: Cross multiply
    22,052.30x = 33,121.00 × 18,896.90
  4. Step 4: Simplify right side
    22,052.30x = 625,884,082.92
  5. Step 5: Solve for x
    x = 625,884,082.92/22,052.30
  6. Step 6: Final answer
    x = 28,381.80

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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.