Home / 15,489.42-23,234.25-3,802.74

Finding the Fourth Proportional to 15,489.42, 23,234.25 and 3,802.74

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Solution

The fourth proportional to 15,489.42, 23,234.25 and 3,802.74 is: 5,704.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.42 : 23,234.25 = 3,802.74 : x
  2. Step 2: Convert to fraction form
    15,489.42/23,234.25 = 3,802.74/x
  3. Step 3: Cross multiply
    15,489.42x = 23,234.25 × 3,802.74
  4. Step 4: Simplify right side
    15,489.42x = 88,353,811.85
  5. Step 5: Solve for x
    x = 88,353,811.85/15,489.42
  6. Step 6: Final answer
    x = 5,704.14

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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.