Home / 15,154-22,734.66-4,765.74

Finding the Fourth Proportional to 15,154, 22,734.66 and 4,765.74

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Solution

The fourth proportional to 15,154, 22,734.66 and 4,765.74 is: 7,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,154 : 22,734.66 = 4,765.74 : x
  2. Step 2: Convert to fraction form
    15,154/22,734.66 = 4,765.74/x
  3. Step 3: Cross multiply
    15,154x = 22,734.66 × 4,765.74
  4. Step 4: Simplify right side
    15,154x = 108,347,478.55
  5. Step 5: Solve for x
    x = 108,347,478.55/15,154
  6. Step 6: Final answer
    x = 7,149.76

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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.