Home / 20,182.10-30,273.15-6,329.30

Finding the Fourth Proportional to 20,182.10, 30,273.15 and 6,329.30

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Solution

The fourth proportional to 20,182.10, 30,273.15 and 6,329.30 is: 9,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182.10 : 30,273.15 = 6,329.30 : x
  2. Step 2: Convert to fraction form
    20,182.10/30,273.15 = 6,329.30/x
  3. Step 3: Cross multiply
    20,182.10x = 30,273.15 × 6,329.30
  4. Step 4: Simplify right side
    20,182.10x = 191,607,848.30
  5. Step 5: Solve for x
    x = 191,607,848.30/20,182.10
  6. Step 6: Final answer
    x = 9,493.95

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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.