Home / 55,375.03-83,011.38-22,087

Finding the Fourth Proportional to 55,375.03, 83,011.38 and 22,087

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Solution

The fourth proportional to 55,375.03, 83,011.38 and 22,087 is: 33,110.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,375.03 : 83,011.38 = 22,087 : x
  2. Step 2: Convert to fraction form
    55,375.03/83,011.38 = 22,087/x
  3. Step 3: Cross multiply
    55,375.03x = 83,011.38 × 22,087
  4. Step 4: Simplify right side
    55,375.03x = 1,833,472,350.06
  5. Step 5: Solve for x
    x = 1,833,472,350.06/55,375.03
  6. Step 6: Final answer
    x = 33,110.09

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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.