Home / 22,281.43-33,422.19-9,131.44

Finding the Fourth Proportional to 22,281.43, 33,422.19 and 9,131.44

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Solution

The fourth proportional to 22,281.43, 33,422.19 and 9,131.44 is: 13,697.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.43 : 33,422.19 = 9,131.44 : x
  2. Step 2: Convert to fraction form
    22,281.43/33,422.19 = 9,131.44/x
  3. Step 3: Cross multiply
    22,281.43x = 33,422.19 × 9,131.44
  4. Step 4: Simplify right side
    22,281.43x = 305,192,722.65
  5. Step 5: Solve for x
    x = 305,192,722.65/22,281.43
  6. Step 6: Final answer
    x = 13,697.18

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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.