Home / 25,218.93-34,791.67-15,007.92

Finding the Fourth Proportional to 25,218.93, 34,791.67 and 15,007.92

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Solution

The fourth proportional to 25,218.93, 34,791.67 and 15,007.92 is: 20,704.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.93 : 34,791.67 = 15,007.92 : x
  2. Step 2: Convert to fraction form
    25,218.93/34,791.67 = 15,007.92/x
  3. Step 3: Cross multiply
    25,218.93x = 34,791.67 × 15,007.92
  4. Step 4: Simplify right side
    25,218.93x = 522,150,600.03
  5. Step 5: Solve for x
    x = 522,150,600.03/25,218.93
  6. Step 6: Final answer
    x = 20,704.71

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1.5x scale

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.