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Finding the Fourth Proportional to 16,551.09, 22,843.82 and 9,835.42

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Solution

The fourth proportional to 16,551.09, 22,843.82 and 9,835.42 is: 13,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.09 : 22,843.82 = 9,835.42 : x
  2. Step 2: Convert to fraction form
    16,551.09/22,843.82 = 9,835.42/x
  3. Step 3: Cross multiply
    16,551.09x = 22,843.82 × 9,835.42
  4. Step 4: Simplify right side
    16,551.09x = 224,678,451.87
  5. Step 5: Solve for x
    x = 224,678,451.87/16,551.09
  6. Step 6: Final answer
    x = 13,574.85

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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.