Home / 22,239.80-33,351.28-9,085.12

Finding the Fourth Proportional to 22,239.80, 33,351.28 and 9,085.12

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Solution

The fourth proportional to 22,239.80, 33,351.28 and 9,085.12 is: 13,624.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239.80 : 33,351.28 = 9,085.12 : x
  2. Step 2: Convert to fraction form
    22,239.80/33,351.28 = 9,085.12/x
  3. Step 3: Cross multiply
    22,239.80x = 33,351.28 × 9,085.12
  4. Step 4: Simplify right side
    22,239.80x = 303,000,380.95
  5. Step 5: Solve for x
    x = 303,000,380.95/22,239.80
  6. Step 6: Final answer
    x = 13,624.24

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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.