Home / 16,963.20-25,425.36-9,155.64

Finding the Fourth Proportional to 16,963.20, 25,425.36 and 9,155.64

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Solution

The fourth proportional to 16,963.20, 25,425.36 and 9,155.64 is: 13,722.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.20 : 25,425.36 = 9,155.64 : x
  2. Step 2: Convert to fraction form
    16,963.20/25,425.36 = 9,155.64/x
  3. Step 3: Cross multiply
    16,963.20x = 25,425.36 × 9,155.64
  4. Step 4: Simplify right side
    16,963.20x = 232,785,443.03
  5. Step 5: Solve for x
    x = 232,785,443.03/16,963.20
  6. Step 6: Final answer
    x = 13,722.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.