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Finding the Fourth Proportional to 15,048.56, 22,527.48 and 8,102

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Solution

The fourth proportional to 15,048.56, 22,527.48 and 8,102 is: 12,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.56 : 22,527.48 = 8,102 : x
  2. Step 2: Convert to fraction form
    15,048.56/22,527.48 = 8,102/x
  3. Step 3: Cross multiply
    15,048.56x = 22,527.48 × 8,102
  4. Step 4: Simplify right side
    15,048.56x = 182,517,642.96
  5. Step 5: Solve for x
    x = 182,517,642.96/15,048.56
  6. Step 6: Final answer
    x = 12,128.58

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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.