Home / 39,982.38-55,102.59-26,529.90

Finding the Fourth Proportional to 39,982.38, 55,102.59 and 26,529.90

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Solution

The fourth proportional to 39,982.38, 55,102.59 and 26,529.90 is: 36,562.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,982.38 : 55,102.59 = 26,529.90 : x
  2. Step 2: Convert to fraction form
    39,982.38/55,102.59 = 26,529.90/x
  3. Step 3: Cross multiply
    39,982.38x = 55,102.59 × 26,529.90
  4. Step 4: Simplify right side
    39,982.38x = 1,461,866,202.44
  5. Step 5: Solve for x
    x = 1,461,866,202.44/39,982.38
  6. Step 6: Final answer
    x = 36,562.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.