Home / 45,489.85-62,780.61-25,350.01

Finding the Fourth Proportional to 45,489.85, 62,780.61 and 25,350.01

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Solution

The fourth proportional to 45,489.85, 62,780.61 and 25,350.01 is: 34,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,489.85 : 62,780.61 = 25,350.01 : x
  2. Step 2: Convert to fraction form
    45,489.85/62,780.61 = 25,350.01/x
  3. Step 3: Cross multiply
    45,489.85x = 62,780.61 × 25,350.01
  4. Step 4: Simplify right side
    45,489.85x = 1,591,489,091.31
  5. Step 5: Solve for x
    x = 1,591,489,091.31/45,489.85
  6. Step 6: Final answer
    x = 34,985.59

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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.