Home / 21,532.26-32,279.84-7,490.46

Finding the Fourth Proportional to 21,532.26, 32,279.84 and 7,490.46

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Solution

The fourth proportional to 21,532.26, 32,279.84 and 7,490.46 is: 11,229.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,532.26 : 32,279.84 = 7,490.46 : x
  2. Step 2: Convert to fraction form
    21,532.26/32,279.84 = 7,490.46/x
  3. Step 3: Cross multiply
    21,532.26x = 32,279.84 × 7,490.46
  4. Step 4: Simplify right side
    21,532.26x = 241,790,850.33
  5. Step 5: Solve for x
    x = 241,790,850.33/21,532.26
  6. Step 6: Final answer
    x = 11,229.24

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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.