Home / 25,519.44-38,264.76-7,984.56

Finding the Fourth Proportional to 25,519.44, 38,264.76 and 7,984.56

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Solution

The fourth proportional to 25,519.44, 38,264.76 and 7,984.56 is: 11,972.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519.44 : 38,264.76 = 7,984.56 : x
  2. Step 2: Convert to fraction form
    25,519.44/38,264.76 = 7,984.56/x
  3. Step 3: Cross multiply
    25,519.44x = 38,264.76 × 7,984.56
  4. Step 4: Simplify right side
    25,519.44x = 305,527,272.11
  5. Step 5: Solve for x
    x = 305,527,272.11/25,519.44
  6. Step 6: Final answer
    x = 11,972.33

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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.