Home / 36,155.96-54,192.30-13,959.56

Finding the Fourth Proportional to 36,155.96, 54,192.30 and 13,959.56

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Solution

The fourth proportional to 36,155.96, 54,192.30 and 13,959.56 is: 20,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.96 : 54,192.30 = 13,959.56 : x
  2. Step 2: Convert to fraction form
    36,155.96/54,192.30 = 13,959.56/x
  3. Step 3: Cross multiply
    36,155.96x = 54,192.30 × 13,959.56
  4. Step 4: Simplify right side
    36,155.96x = 756,500,663.39
  5. Step 5: Solve for x
    x = 756,500,663.39/36,155.96
  6. Step 6: Final answer
    x = 20,923.26

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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.