Home / 13,204.39-19,787.94-6,951.79

Finding the Fourth Proportional to 13,204.39, 19,787.94 and 6,951.79

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Solution

The fourth proportional to 13,204.39, 19,787.94 and 6,951.79 is: 10,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.39 : 19,787.94 = 6,951.79 : x
  2. Step 2: Convert to fraction form
    13,204.39/19,787.94 = 6,951.79/x
  3. Step 3: Cross multiply
    13,204.39x = 19,787.94 × 6,951.79
  4. Step 4: Simplify right side
    13,204.39x = 137,561,603.41
  5. Step 5: Solve for x
    x = 137,561,603.41/13,204.39
  6. Step 6: Final answer
    x = 10,417.87

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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.