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Finding the Fourth Proportional to 16,006.46, 22,086.78 and 9,292.01

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Solution

The fourth proportional to 16,006.46, 22,086.78 and 9,292.01 is: 12,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,006.46 : 22,086.78 = 9,292.01 : x
  2. Step 2: Convert to fraction form
    16,006.46/22,086.78 = 9,292.01/x
  3. Step 3: Cross multiply
    16,006.46x = 22,086.78 × 9,292.01
  4. Step 4: Simplify right side
    16,006.46x = 205,230,580.63
  5. Step 5: Solve for x
    x = 205,230,580.63/16,006.46
  6. Step 6: Final answer
    x = 12,821.73

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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.