Home / 17,107.38-25,656.21-10,857.96

Finding the Fourth Proportional to 17,107.38, 25,656.21 and 10,857.96

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Solution

The fourth proportional to 17,107.38, 25,656.21 and 10,857.96 is: 16,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,107.38 : 25,656.21 = 10,857.96 : x
  2. Step 2: Convert to fraction form
    17,107.38/25,656.21 = 10,857.96/x
  3. Step 3: Cross multiply
    17,107.38x = 25,656.21 × 10,857.96
  4. Step 4: Simplify right side
    17,107.38x = 278,574,101.93
  5. Step 5: Solve for x
    x = 278,574,101.93/17,107.38
  6. Step 6: Final answer
    x = 16,283.86

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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.