Home / 17,171.28-25,756.92-9,375.84

Finding the Fourth Proportional to 17,171.28, 25,756.92 and 9,375.84

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Solution

The fourth proportional to 17,171.28, 25,756.92 and 9,375.84 is: 14,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,171.28 : 25,756.92 = 9,375.84 : x
  2. Step 2: Convert to fraction form
    17,171.28/25,756.92 = 9,375.84/x
  3. Step 3: Cross multiply
    17,171.28x = 25,756.92 × 9,375.84
  4. Step 4: Simplify right side
    17,171.28x = 241,492,760.81
  5. Step 5: Solve for x
    x = 241,492,760.81/17,171.28
  6. Step 6: Final answer
    x = 14,063.76

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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.