Home / 15,882.67-23,823.78-3,874.87

Finding the Fourth Proportional to 15,882.67, 23,823.78 and 3,874.87

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Solution

The fourth proportional to 15,882.67, 23,823.78 and 3,874.87 is: 5,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.67 : 23,823.78 = 3,874.87 : x
  2. Step 2: Convert to fraction form
    15,882.67/23,823.78 = 3,874.87/x
  3. Step 3: Cross multiply
    15,882.67x = 23,823.78 × 3,874.87
  4. Step 4: Simplify right side
    15,882.67x = 92,314,050.41
  5. Step 5: Solve for x
    x = 92,314,050.41/15,882.67
  6. Step 6: Final answer
    x = 5,812.25

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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.