Home / 13,544.74-20,309.58-4,182.10

Finding the Fourth Proportional to 13,544.74, 20,309.58 and 4,182.10

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Solution

The fourth proportional to 13,544.74, 20,309.58 and 4,182.10 is: 6,270.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.74 : 20,309.58 = 4,182.10 : x
  2. Step 2: Convert to fraction form
    13,544.74/20,309.58 = 4,182.10/x
  3. Step 3: Cross multiply
    13,544.74x = 20,309.58 × 4,182.10
  4. Step 4: Simplify right side
    13,544.74x = 84,936,694.52
  5. Step 5: Solve for x
    x = 84,936,694.52/13,544.74
  6. Step 6: Final answer
    x = 6,270.83

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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.