Home / 25,154.28-37,736.88-7,625.48

Finding the Fourth Proportional to 25,154.28, 37,736.88 and 7,625.48

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Solution

The fourth proportional to 25,154.28, 37,736.88 and 7,625.48 is: 11,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.28 : 37,736.88 = 7,625.48 : x
  2. Step 2: Convert to fraction form
    25,154.28/37,736.88 = 7,625.48/x
  3. Step 3: Cross multiply
    25,154.28x = 37,736.88 × 7,625.48
  4. Step 4: Simplify right side
    25,154.28x = 287,761,823.70
  5. Step 5: Solve for x
    x = 287,761,823.70/25,154.28
  6. Step 6: Final answer
    x = 11,439.88

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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.