Home / 25,965.45-35,834.01-15,065.82

Finding the Fourth Proportional to 25,965.45, 35,834.01 and 15,065.82

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Solution

The fourth proportional to 25,965.45, 35,834.01 and 15,065.82 is: 20,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,965.45 : 35,834.01 = 15,065.82 : x
  2. Step 2: Convert to fraction form
    25,965.45/35,834.01 = 15,065.82/x
  3. Step 3: Cross multiply
    25,965.45x = 35,834.01 × 15,065.82
  4. Step 4: Simplify right side
    25,965.45x = 539,868,744.54
  5. Step 5: Solve for x
    x = 539,868,744.54/25,965.45
  6. Step 6: Final answer
    x = 20,791.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.