Home / 15,910.06-23,866.23-4,223.02

Finding the Fourth Proportional to 15,910.06, 23,866.23 and 4,223.02

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Solution

The fourth proportional to 15,910.06, 23,866.23 and 4,223.02 is: 6,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,910.06 : 23,866.23 = 4,223.02 : x
  2. Step 2: Convert to fraction form
    15,910.06/23,866.23 = 4,223.02/x
  3. Step 3: Cross multiply
    15,910.06x = 23,866.23 × 4,223.02
  4. Step 4: Simplify right side
    15,910.06x = 100,787,566.61
  5. Step 5: Solve for x
    x = 100,787,566.61/15,910.06
  6. Step 6: Final answer
    x = 6,334.83

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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.