Home / 13,914.38-20,872.76-5,593.32

Finding the Fourth Proportional to 13,914.38, 20,872.76 and 5,593.32

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Solution

The fourth proportional to 13,914.38, 20,872.76 and 5,593.32 is: 8,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,914.38 : 20,872.76 = 5,593.32 : x
  2. Step 2: Convert to fraction form
    13,914.38/20,872.76 = 5,593.32/x
  3. Step 3: Cross multiply
    13,914.38x = 20,872.76 × 5,593.32
  4. Step 4: Simplify right side
    13,914.38x = 116,747,998.00
  5. Step 5: Solve for x
    x = 116,747,998.00/13,914.38
  6. Step 6: Final answer
    x = 8,390.45

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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.