Home / 17,174.28-25,761.42-9,378.84

Finding the Fourth Proportional to 17,174.28, 25,761.42 and 9,378.84

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Solution

The fourth proportional to 17,174.28, 25,761.42 and 9,378.84 is: 14,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.28 : 25,761.42 = 9,378.84 : x
  2. Step 2: Convert to fraction form
    17,174.28/25,761.42 = 9,378.84/x
  3. Step 3: Cross multiply
    17,174.28x = 25,761.42 × 9,378.84
  4. Step 4: Simplify right side
    17,174.28x = 241,612,236.35
  5. Step 5: Solve for x
    x = 241,612,236.35/17,174.28
  6. Step 6: Final answer
    x = 14,068.26

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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.