Home / 16,239.60-22,410.42-9,165.84

Finding the Fourth Proportional to 16,239.60, 22,410.42 and 9,165.84

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Solution

The fourth proportional to 16,239.60, 22,410.42 and 9,165.84 is: 12,648.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.60 : 22,410.42 = 9,165.84 : x
  2. Step 2: Convert to fraction form
    16,239.60/22,410.42 = 9,165.84/x
  3. Step 3: Cross multiply
    16,239.60x = 22,410.42 × 9,165.84
  4. Step 4: Simplify right side
    16,239.60x = 205,410,324.05
  5. Step 5: Solve for x
    x = 205,410,324.05/16,239.60
  6. Step 6: Final answer
    x = 12,648.73

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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.