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Finding the Fourth Proportional to 15,246.88, 22,874.02 and 4,858.62

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Solution

The fourth proportional to 15,246.88, 22,874.02 and 4,858.62 is: 7,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246.88 : 22,874.02 = 4,858.62 : x
  2. Step 2: Convert to fraction form
    15,246.88/22,874.02 = 4,858.62/x
  3. Step 3: Cross multiply
    15,246.88x = 22,874.02 × 4,858.62
  4. Step 4: Simplify right side
    15,246.88x = 111,136,171.05
  5. Step 5: Solve for x
    x = 111,136,171.05/15,246.88
  6. Step 6: Final answer
    x = 7,289.11

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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.