Home / 45,155.97-62,315.19-25,012.89

Finding the Fourth Proportional to 45,155.97, 62,315.19 and 25,012.89

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Solution

The fourth proportional to 45,155.97, 62,315.19 and 25,012.89 is: 34,517.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,155.97 : 62,315.19 = 25,012.89 : x
  2. Step 2: Convert to fraction form
    45,155.97/62,315.19 = 25,012.89/x
  3. Step 3: Cross multiply
    45,155.97x = 62,315.19 × 25,012.89
  4. Step 4: Simplify right side
    45,155.97x = 1,558,682,992.80
  5. Step 5: Solve for x
    x = 1,558,682,992.80/45,155.97
  6. Step 6: Final answer
    x = 34,517.76

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1.5x scale

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.