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Finding the Fourth Proportional to 11,732.78, 17,557.14 and 10,950.68

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Solution

The fourth proportional to 11,732.78, 17,557.14 and 10,950.68 is: 16,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732.78 : 17,557.14 = 10,950.68 : x
  2. Step 2: Convert to fraction form
    11,732.78/17,557.14 = 10,950.68/x
  3. Step 3: Cross multiply
    11,732.78x = 17,557.14 × 10,950.68
  4. Step 4: Simplify right side
    11,732.78x = 192,262,621.86
  5. Step 5: Solve for x
    x = 192,262,621.86/11,732.78
  6. Step 6: Final answer
    x = 16,386.79

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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.