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Finding the Fourth Proportional to 16,522, 22,800.84 and 9,070.48

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Solution

The fourth proportional to 16,522, 22,800.84 and 9,070.48 is: 12,517.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,522 : 22,800.84 = 9,070.48 : x
  2. Step 2: Convert to fraction form
    16,522/22,800.84 = 9,070.48/x
  3. Step 3: Cross multiply
    16,522x = 22,800.84 × 9,070.48
  4. Step 4: Simplify right side
    16,522x = 206,814,563.20
  5. Step 5: Solve for x
    x = 206,814,563.20/16,522
  6. Step 6: Final answer
    x = 12,517.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.