Home / 26,517.65-39,766.05-9,868.57

Finding the Fourth Proportional to 26,517.65, 39,766.05 and 9,868.57

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Solution

The fourth proportional to 26,517.65, 39,766.05 and 9,868.57 is: 14,798.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,517.65 : 39,766.05 = 9,868.57 : x
  2. Step 2: Convert to fraction form
    26,517.65/39,766.05 = 9,868.57/x
  3. Step 3: Cross multiply
    26,517.65x = 39,766.05 × 9,868.57
  4. Step 4: Simplify right side
    26,517.65x = 392,433,948.63
  5. Step 5: Solve for x
    x = 392,433,948.63/26,517.65
  6. Step 6: Final answer
    x = 14,798.97

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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.