Home / 39,577.56-54,580.14-35,640.96

Finding the Fourth Proportional to 39,577.56, 54,580.14 and 35,640.96

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Solution

The fourth proportional to 39,577.56, 54,580.14 and 35,640.96 is: 49,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,577.56 : 54,580.14 = 35,640.96 : x
  2. Step 2: Convert to fraction form
    39,577.56/54,580.14 = 35,640.96/x
  3. Step 3: Cross multiply
    39,577.56x = 54,580.14 × 35,640.96
  4. Step 4: Simplify right side
    39,577.56x = 1,945,288,586.53
  5. Step 5: Solve for x
    x = 1,945,288,586.53/39,577.56
  6. Step 6: Final answer
    x = 49,151.30

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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.