Home / 17,589.78-26,388.62-5,902.70

Finding the Fourth Proportional to 17,589.78, 26,388.62 and 5,902.70

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Solution

The fourth proportional to 17,589.78, 26,388.62 and 5,902.70 is: 8,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,589.78 : 26,388.62 = 5,902.70 : x
  2. Step 2: Convert to fraction form
    17,589.78/26,388.62 = 5,902.70/x
  3. Step 3: Cross multiply
    17,589.78x = 26,388.62 × 5,902.70
  4. Step 4: Simplify right side
    17,589.78x = 155,764,107.27
  5. Step 5: Solve for x
    x = 155,764,107.27/17,589.78
  6. Step 6: Final answer
    x = 8,855.38

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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.