Home / 39,659.70-54,701.82-25,499.01

Finding the Fourth Proportional to 39,659.70, 54,701.82 and 25,499.01

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Solution

The fourth proportional to 39,659.70, 54,701.82 and 25,499.01 is: 35,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,659.70 : 54,701.82 = 25,499.01 : x
  2. Step 2: Convert to fraction form
    39,659.70/54,701.82 = 25,499.01/x
  3. Step 3: Cross multiply
    39,659.70x = 54,701.82 × 25,499.01
  4. Step 4: Simplify right side
    39,659.70x = 1,394,842,255.20
  5. Step 5: Solve for x
    x = 1,394,842,255.20/39,659.70
  6. Step 6: Final answer
    x = 35,170.27

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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.