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Finding the Fourth Proportional to 11,470.96, 17,221.04 and 9,750.52

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Solution

The fourth proportional to 11,470.96, 17,221.04 and 9,750.52 is: 14,638.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.96 : 17,221.04 = 9,750.52 : x
  2. Step 2: Convert to fraction form
    11,470.96/17,221.04 = 9,750.52/x
  3. Step 3: Cross multiply
    11,470.96x = 17,221.04 × 9,750.52
  4. Step 4: Simplify right side
    11,470.96x = 167,914,094.94
  5. Step 5: Solve for x
    x = 167,914,094.94/11,470.96
  6. Step 6: Final answer
    x = 14,638.19

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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.