Home / 13,304.49-19,956.72-3,944.58

Finding the Fourth Proportional to 13,304.49, 19,956.72 and 3,944.58

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Solution

The fourth proportional to 13,304.49, 19,956.72 and 3,944.58 is: 5,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.49 : 19,956.72 = 3,944.58 : x
  2. Step 2: Convert to fraction form
    13,304.49/19,956.72 = 3,944.58/x
  3. Step 3: Cross multiply
    13,304.49x = 19,956.72 × 3,944.58
  4. Step 4: Simplify right side
    13,304.49x = 78,720,878.58
  5. Step 5: Solve for x
    x = 78,720,878.58/13,304.49
  6. Step 6: Final answer
    x = 5,916.87

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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.