Home / 43,877.38-65,774.55-27,020.75

Finding the Fourth Proportional to 43,877.38, 65,774.55 and 27,020.75

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Solution

The fourth proportional to 43,877.38, 65,774.55 and 27,020.75 is: 40,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,877.38 : 65,774.55 = 27,020.75 : x
  2. Step 2: Convert to fraction form
    43,877.38/65,774.55 = 27,020.75/x
  3. Step 3: Cross multiply
    43,877.38x = 65,774.55 × 27,020.75
  4. Step 4: Simplify right side
    43,877.38x = 1,777,277,343.04
  5. Step 5: Solve for x
    x = 1,777,277,343.04/43,877.38
  6. Step 6: Final answer
    x = 40,505.55

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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.