Home / 10,184.73-15,279.86-9,208.74

Finding the Fourth Proportional to 10,184.73, 15,279.86 and 9,208.74

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Solution

The fourth proportional to 10,184.73, 15,279.86 and 9,208.74 is: 13,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.73 : 15,279.86 = 9,208.74 : x
  2. Step 2: Convert to fraction form
    10,184.73/15,279.86 = 9,208.74/x
  3. Step 3: Cross multiply
    10,184.73x = 15,279.86 × 9,208.74
  4. Step 4: Simplify right side
    10,184.73x = 140,708,257.98
  5. Step 5: Solve for x
    x = 140,708,257.98/10,184.73
  6. Step 6: Final answer
    x = 13,815.61

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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.