Home / 20,229.06-30,335.88-6,184.80

Finding the Fourth Proportional to 20,229.06, 30,335.88 and 6,184.80

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Solution

The fourth proportional to 20,229.06, 30,335.88 and 6,184.80 is: 9,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229.06 : 30,335.88 = 6,184.80 : x
  2. Step 2: Convert to fraction form
    20,229.06/30,335.88 = 6,184.80/x
  3. Step 3: Cross multiply
    20,229.06x = 30,335.88 × 6,184.80
  4. Step 4: Simplify right side
    20,229.06x = 187,621,350.62
  5. Step 5: Solve for x
    x = 187,621,350.62/20,229.06
  6. Step 6: Final answer
    x = 9,274.84

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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.