Home / 13,956.28-20,936.68-4,593.58

Finding the Fourth Proportional to 13,956.28, 20,936.68 and 4,593.58

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Solution

The fourth proportional to 13,956.28, 20,936.68 and 4,593.58 is: 6,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.28 : 20,936.68 = 4,593.58 : x
  2. Step 2: Convert to fraction form
    13,956.28/20,936.68 = 4,593.58/x
  3. Step 3: Cross multiply
    13,956.28x = 20,936.68 × 4,593.58
  4. Step 4: Simplify right side
    13,956.28x = 96,174,314.51
  5. Step 5: Solve for x
    x = 96,174,314.51/13,956.28
  6. Step 6: Final answer
    x = 6,891.11

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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.