Home / 16,616.72-22,930.24-9,445.68

Finding the Fourth Proportional to 16,616.72, 22,930.24 and 9,445.68

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Solution

The fourth proportional to 16,616.72, 22,930.24 and 9,445.68 is: 13,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616.72 : 22,930.24 = 9,445.68 : x
  2. Step 2: Convert to fraction form
    16,616.72/22,930.24 = 9,445.68/x
  3. Step 3: Cross multiply
    16,616.72x = 22,930.24 × 9,445.68
  4. Step 4: Simplify right side
    16,616.72x = 216,591,709.36
  5. Step 5: Solve for x
    x = 216,591,709.36/16,616.72
  6. Step 6: Final answer
    x = 13,034.56

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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.