Home / 20,232.10-30,348.10-5,441.02

Finding the Fourth Proportional to 20,232.10, 30,348.10 and 5,441.02

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Solution

The fourth proportional to 20,232.10, 30,348.10 and 5,441.02 is: 8,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232.10 : 30,348.10 = 5,441.02 : x
  2. Step 2: Convert to fraction form
    20,232.10/30,348.10 = 5,441.02/x
  3. Step 3: Cross multiply
    20,232.10x = 30,348.10 × 5,441.02
  4. Step 4: Simplify right side
    20,232.10x = 165,124,619.06
  5. Step 5: Solve for x
    x = 165,124,619.06/20,232.10
  6. Step 6: Final answer
    x = 8,161.52

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Double scale
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Similar ratio
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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.