Home / 25,150.80-34,696.15-18,081.33

Finding the Fourth Proportional to 25,150.80, 34,696.15 and 18,081.33

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Solution

The fourth proportional to 25,150.80, 34,696.15 and 18,081.33 is: 24,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,150.80 : 34,696.15 = 18,081.33 : x
  2. Step 2: Convert to fraction form
    25,150.80/34,696.15 = 18,081.33/x
  3. Step 3: Cross multiply
    25,150.80x = 34,696.15 × 18,081.33
  4. Step 4: Simplify right side
    25,150.80x = 627,352,362.57
  5. Step 5: Solve for x
    x = 627,352,362.57/25,150.80
  6. Step 6: Final answer
    x = 24,943.63

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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.