Home / 20,084.40-30,117.96-6,234.48

Finding the Fourth Proportional to 20,084.40, 30,117.96 and 6,234.48

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Solution

The fourth proportional to 20,084.40, 30,117.96 and 6,234.48 is: 9,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084.40 : 30,117.96 = 6,234.48 : x
  2. Step 2: Convert to fraction form
    20,084.40/30,117.96 = 6,234.48/x
  3. Step 3: Cross multiply
    20,084.40x = 30,117.96 × 6,234.48
  4. Step 4: Simplify right side
    20,084.40x = 187,769,819.26
  5. Step 5: Solve for x
    x = 187,769,819.26/20,084.40
  6. Step 6: Final answer
    x = 9,349.04

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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.