Home / 16,251.36-22,429.62-9,177.54

Finding the Fourth Proportional to 16,251.36, 22,429.62 and 9,177.54

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Solution

The fourth proportional to 16,251.36, 22,429.62 and 9,177.54 is: 12,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251.36 : 22,429.62 = 9,177.54 : x
  2. Step 2: Convert to fraction form
    16,251.36/22,429.62 = 9,177.54/x
  3. Step 3: Cross multiply
    16,251.36x = 22,429.62 × 9,177.54
  4. Step 4: Simplify right side
    16,251.36x = 205,848,734.73
  5. Step 5: Solve for x
    x = 205,848,734.73/16,251.36
  6. Step 6: Final answer
    x = 12,666.55

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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.