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Finding the Fourth Proportional to 15,246.43, 22,865.04 and 4,151.68

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Solution

The fourth proportional to 15,246.43, 22,865.04 and 4,151.68 is: 6,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246.43 : 22,865.04 = 4,151.68 : x
  2. Step 2: Convert to fraction form
    15,246.43/22,865.04 = 4,151.68/x
  3. Step 3: Cross multiply
    15,246.43x = 22,865.04 × 4,151.68
  4. Step 4: Simplify right side
    15,246.43x = 94,928,272.10
  5. Step 5: Solve for x
    x = 94,928,272.10/15,246.43
  6. Step 6: Final answer
    x = 6,226.26

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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.