Home / 25,895.43-38,845.40-7,175.48

Finding the Fourth Proportional to 25,895.43, 38,845.40 and 7,175.48

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Solution

The fourth proportional to 25,895.43, 38,845.40 and 7,175.48 is: 10,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895.43 : 38,845.40 = 7,175.48 : x
  2. Step 2: Convert to fraction form
    25,895.43/38,845.40 = 7,175.48/x
  3. Step 3: Cross multiply
    25,895.43x = 38,845.40 × 7,175.48
  4. Step 4: Simplify right side
    25,895.43x = 278,734,160.69
  5. Step 5: Solve for x
    x = 278,734,160.69/25,895.43
  6. Step 6: Final answer
    x = 10,763.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.