Home / 13,982.60-20,943.81-6,575.96

Finding the Fourth Proportional to 13,982.60, 20,943.81 and 6,575.96

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Solution

The fourth proportional to 13,982.60, 20,943.81 and 6,575.96 is: 9,849.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.60 : 20,943.81 = 6,575.96 : x
  2. Step 2: Convert to fraction form
    13,982.60/20,943.81 = 6,575.96/x
  3. Step 3: Cross multiply
    13,982.60x = 20,943.81 × 6,575.96
  4. Step 4: Simplify right side
    13,982.60x = 137,725,656.81
  5. Step 5: Solve for x
    x = 137,725,656.81/13,982.60
  6. Step 6: Final answer
    x = 9,849.79

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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.