Home / 45,431.87-62,694.14-25,288.18

Finding the Fourth Proportional to 45,431.87, 62,694.14 and 25,288.18

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Solution

The fourth proportional to 45,431.87, 62,694.14 and 25,288.18 is: 34,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.87 : 62,694.14 = 25,288.18 : x
  2. Step 2: Convert to fraction form
    45,431.87/62,694.14 = 25,288.18/x
  3. Step 3: Cross multiply
    45,431.87x = 62,694.14 × 25,288.18
  4. Step 4: Simplify right side
    45,431.87x = 1,585,420,414.09
  5. Step 5: Solve for x
    x = 1,585,420,414.09/45,431.87
  6. Step 6: Final answer
    x = 34,896.66

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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.