Home / 15,164.70-22,747.05-13,998.30

Finding the Fourth Proportional to 15,164.70, 22,747.05 and 13,998.30

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Solution

The fourth proportional to 15,164.70, 22,747.05 and 13,998.30 is: 20,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164.70 : 22,747.05 = 13,998.30 : x
  2. Step 2: Convert to fraction form
    15,164.70/22,747.05 = 13,998.30/x
  3. Step 3: Cross multiply
    15,164.70x = 22,747.05 × 13,998.30
  4. Step 4: Simplify right side
    15,164.70x = 318,420,030.02
  5. Step 5: Solve for x
    x = 318,420,030.02/15,164.70
  6. Step 6: Final answer
    x = 20,997.45

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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.