Home / 17,239.67-25,838.61-7,866.85

Finding the Fourth Proportional to 17,239.67, 25,838.61 and 7,866.85

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Solution

The fourth proportional to 17,239.67, 25,838.61 and 7,866.85 is: 11,790.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.67 : 25,838.61 = 7,866.85 : x
  2. Step 2: Convert to fraction form
    17,239.67/25,838.61 = 7,866.85/x
  3. Step 3: Cross multiply
    17,239.67x = 25,838.61 × 7,866.85
  4. Step 4: Simplify right side
    17,239.67x = 203,268,374.98
  5. Step 5: Solve for x
    x = 203,268,374.98/17,239.67
  6. Step 6: Final answer
    x = 11,790.73

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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.