Home / 22,814.40-34,232.56-11,121.24

Finding the Fourth Proportional to 22,814.40, 34,232.56 and 11,121.24

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Solution

The fourth proportional to 22,814.40, 34,232.56 and 11,121.24 is: 16,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,814.40 : 34,232.56 = 11,121.24 : x
  2. Step 2: Convert to fraction form
    22,814.40/34,232.56 = 11,121.24/x
  3. Step 3: Cross multiply
    22,814.40x = 34,232.56 × 11,121.24
  4. Step 4: Simplify right side
    22,814.40x = 380,708,515.57
  5. Step 5: Solve for x
    x = 380,708,515.57/22,814.40
  6. Step 6: Final answer
    x = 16,687.20

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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.