Home / 13,739.04-20,608.56-3,350.72

Finding the Fourth Proportional to 13,739.04, 20,608.56 and 3,350.72

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Solution

The fourth proportional to 13,739.04, 20,608.56 and 3,350.72 is: 5,026.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739.04 : 20,608.56 = 3,350.72 : x
  2. Step 2: Convert to fraction form
    13,739.04/20,608.56 = 3,350.72/x
  3. Step 3: Cross multiply
    13,739.04x = 20,608.56 × 3,350.72
  4. Step 4: Simplify right side
    13,739.04x = 69,053,514.16
  5. Step 5: Solve for x
    x = 69,053,514.16/13,739.04
  6. Step 6: Final answer
    x = 5,026.08

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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.