Home / 15,163.56-22,743.18-4,775.04

Finding the Fourth Proportional to 15,163.56, 22,743.18 and 4,775.04

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Solution

The fourth proportional to 15,163.56, 22,743.18 and 4,775.04 is: 7,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163.56 : 22,743.18 = 4,775.04 : x
  2. Step 2: Convert to fraction form
    15,163.56/22,743.18 = 4,775.04/x
  3. Step 3: Cross multiply
    15,163.56x = 22,743.18 × 4,775.04
  4. Step 4: Simplify right side
    15,163.56x = 108,599,594.23
  5. Step 5: Solve for x
    x = 108,599,594.23/15,163.56
  6. Step 6: Final answer
    x = 7,161.88

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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.