Home / 20,233.30-30,342.24-6,189.04

Finding the Fourth Proportional to 20,233.30, 30,342.24 and 6,189.04

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Solution

The fourth proportional to 20,233.30, 30,342.24 and 6,189.04 is: 9,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.30 : 30,342.24 = 6,189.04 : x
  2. Step 2: Convert to fraction form
    20,233.30/30,342.24 = 6,189.04/x
  3. Step 3: Cross multiply
    20,233.30x = 30,342.24 × 6,189.04
  4. Step 4: Simplify right side
    20,233.30x = 187,789,337.05
  5. Step 5: Solve for x
    x = 187,789,337.05/20,233.30
  6. Step 6: Final answer
    x = 9,281.20

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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.