Home / 17,135.94-25,704.90-5,297.88

Finding the Fourth Proportional to 17,135.94, 25,704.90 and 5,297.88

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Solution

The fourth proportional to 17,135.94, 25,704.90 and 5,297.88 is: 7,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,135.94 : 25,704.90 = 5,297.88 : x
  2. Step 2: Convert to fraction form
    17,135.94/25,704.90 = 5,297.88/x
  3. Step 3: Cross multiply
    17,135.94x = 25,704.90 × 5,297.88
  4. Step 4: Simplify right side
    17,135.94x = 136,181,475.61
  5. Step 5: Solve for x
    x = 136,181,475.61/17,135.94
  6. Step 6: Final answer
    x = 7,947.13

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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.