Home / 25,745.87-38,552.61-17,837.12

Finding the Fourth Proportional to 25,745.87, 38,552.61 and 17,837.12

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Solution

The fourth proportional to 25,745.87, 38,552.61 and 17,837.12 is: 26,709.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,745.87 : 38,552.61 = 17,837.12 : x
  2. Step 2: Convert to fraction form
    25,745.87/38,552.61 = 17,837.12/x
  3. Step 3: Cross multiply
    25,745.87x = 38,552.61 × 17,837.12
  4. Step 4: Simplify right side
    25,745.87x = 687,667,530.88
  5. Step 5: Solve for x
    x = 687,667,530.88/25,745.87
  6. Step 6: Final answer
    x = 26,709.82

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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.