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Finding the Fourth Proportional to 14,704.52, 22,100.52 and 6,918.80

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Solution

The fourth proportional to 14,704.52, 22,100.52 and 6,918.80 is: 10,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.52 : 22,100.52 = 6,918.80 : x
  2. Step 2: Convert to fraction form
    14,704.52/22,100.52 = 6,918.80/x
  3. Step 3: Cross multiply
    14,704.52x = 22,100.52 × 6,918.80
  4. Step 4: Simplify right side
    14,704.52x = 152,909,077.78
  5. Step 5: Solve for x
    x = 152,909,077.78/14,704.52
  6. Step 6: Final answer
    x = 10,398.78

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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.