Home / 16,260.57-22,438.51-9,186.54

Finding the Fourth Proportional to 16,260.57, 22,438.51 and 9,186.54

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Solution

The fourth proportional to 16,260.57, 22,438.51 and 9,186.54 is: 12,676.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,260.57 : 22,438.51 = 9,186.54 : x
  2. Step 2: Convert to fraction form
    16,260.57/22,438.51 = 9,186.54/x
  3. Step 3: Cross multiply
    16,260.57x = 22,438.51 × 9,186.54
  4. Step 4: Simplify right side
    16,260.57x = 206,132,212.73
  5. Step 5: Solve for x
    x = 206,132,212.73/16,260.57
  6. Step 6: Final answer
    x = 12,676.81

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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.