Home / 20,205.24-30,251.97-10,323.24

Finding the Fourth Proportional to 20,205.24, 30,251.97 and 10,323.24

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Solution

The fourth proportional to 20,205.24, 30,251.97 and 10,323.24 is: 15,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,205.24 : 30,251.97 = 10,323.24 : x
  2. Step 2: Convert to fraction form
    20,205.24/30,251.97 = 10,323.24/x
  3. Step 3: Cross multiply
    20,205.24x = 30,251.97 × 10,323.24
  4. Step 4: Simplify right side
    20,205.24x = 312,298,346.78
  5. Step 5: Solve for x
    x = 312,298,346.78/20,205.24
  6. Step 6: Final answer
    x = 15,456.30

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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.