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Finding the Fourth Proportional to 14,791.68, 22,202.10 and 8,959.68

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Solution

The fourth proportional to 14,791.68, 22,202.10 and 8,959.68 is: 13,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791.68 : 22,202.10 = 8,959.68 : x
  2. Step 2: Convert to fraction form
    14,791.68/22,202.10 = 8,959.68/x
  3. Step 3: Cross multiply
    14,791.68x = 22,202.10 × 8,959.68
  4. Step 4: Simplify right side
    14,791.68x = 198,923,711.33
  5. Step 5: Solve for x
    x = 198,923,711.33/14,791.68
  6. Step 6: Final answer
    x = 13,448.35

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1.5x scale

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.