Home / 25,373.89-38,067.18-9,578.89

Finding the Fourth Proportional to 25,373.89, 38,067.18 and 9,578.89

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Solution

The fourth proportional to 25,373.89, 38,067.18 and 9,578.89 is: 14,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,373.89 : 38,067.18 = 9,578.89 : x
  2. Step 2: Convert to fraction form
    25,373.89/38,067.18 = 9,578.89/x
  3. Step 3: Cross multiply
    25,373.89x = 38,067.18 × 9,578.89
  4. Step 4: Simplify right side
    25,373.89x = 364,641,329.83
  5. Step 5: Solve for x
    x = 364,641,329.83/25,373.89
  6. Step 6: Final answer
    x = 14,370.73

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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.