Home / 15,447.96-23,173.73-5,591.88

Finding the Fourth Proportional to 15,447.96, 23,173.73 and 5,591.88

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Solution

The fourth proportional to 15,447.96, 23,173.73 and 5,591.88 is: 8,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.96 : 23,173.73 = 5,591.88 : x
  2. Step 2: Convert to fraction form
    15,447.96/23,173.73 = 5,591.88/x
  3. Step 3: Cross multiply
    15,447.96x = 23,173.73 × 5,591.88
  4. Step 4: Simplify right side
    15,447.96x = 129,584,717.31
  5. Step 5: Solve for x
    x = 129,584,717.31/15,447.96
  6. Step 6: Final answer
    x = 8,388.47

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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.