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Finding the Fourth Proportional to 16,006.87, 22,086.84 and 8,933.28

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Solution

The fourth proportional to 16,006.87, 22,086.84 and 8,933.28 is: 12,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,006.87 : 22,086.84 = 8,933.28 : x
  2. Step 2: Convert to fraction form
    16,006.87/22,086.84 = 8,933.28/x
  3. Step 3: Cross multiply
    16,006.87x = 22,086.84 × 8,933.28
  4. Step 4: Simplify right side
    16,006.87x = 197,307,926.04
  5. Step 5: Solve for x
    x = 197,307,926.04/16,006.87
  6. Step 6: Final answer
    x = 12,326.45

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1.5x scale

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.