Home / 13,723.74-20,584.59-4,363.38

Finding the Fourth Proportional to 13,723.74, 20,584.59 and 4,363.38

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Solution

The fourth proportional to 13,723.74, 20,584.59 and 4,363.38 is: 6,544.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723.74 : 20,584.59 = 4,363.38 : x
  2. Step 2: Convert to fraction form
    13,723.74/20,584.59 = 4,363.38/x
  3. Step 3: Cross multiply
    13,723.74x = 20,584.59 × 4,363.38
  4. Step 4: Simplify right side
    13,723.74x = 89,818,388.31
  5. Step 5: Solve for x
    x = 89,818,388.31/13,723.74
  6. Step 6: Final answer
    x = 6,544.75

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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.