Home / 20,182.02-30,273.04-9,649.55

Finding the Fourth Proportional to 20,182.02, 30,273.04 and 9,649.55

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Solution

The fourth proportional to 20,182.02, 30,273.04 and 9,649.55 is: 14,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182.02 : 30,273.04 = 9,649.55 : x
  2. Step 2: Convert to fraction form
    20,182.02/30,273.04 = 9,649.55/x
  3. Step 3: Cross multiply
    20,182.02x = 30,273.04 × 9,649.55
  4. Step 4: Simplify right side
    20,182.02x = 292,121,300.88
  5. Step 5: Solve for x
    x = 292,121,300.88/20,182.02
  6. Step 6: Final answer
    x = 14,474.34

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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.