Home / 11,063.84-15,253.17-10,719.86

Finding the Fourth Proportional to 11,063.84, 15,253.17 and 10,719.86

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Solution

The fourth proportional to 11,063.84, 15,253.17 and 10,719.86 is: 14,778.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.84 : 15,253.17 = 10,719.86 : x
  2. Step 2: Convert to fraction form
    11,063.84/15,253.17 = 10,719.86/x
  3. Step 3: Cross multiply
    11,063.84x = 15,253.17 × 10,719.86
  4. Step 4: Simplify right side
    11,063.84x = 163,511,770.69
  5. Step 5: Solve for x
    x = 163,511,770.69/11,063.84
  6. Step 6: Final answer
    x = 14,778.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.