Home / 11,824.76-17,737.51-4,427.81

Finding the Fourth Proportional to 11,824.76, 17,737.51 and 4,427.81

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Solution

The fourth proportional to 11,824.76, 17,737.51 and 4,427.81 is: 6,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.76 : 17,737.51 = 4,427.81 : x
  2. Step 2: Convert to fraction form
    11,824.76/17,737.51 = 4,427.81/x
  3. Step 3: Cross multiply
    11,824.76x = 17,737.51 × 4,427.81
  4. Step 4: Simplify right side
    11,824.76x = 78,538,324.15
  5. Step 5: Solve for x
    x = 78,538,324.15/11,824.76
  6. Step 6: Final answer
    x = 6,641.85

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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.