Home / 13,902.41-20,839.03-6,500.63

Finding the Fourth Proportional to 13,902.41, 20,839.03 and 6,500.63

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Solution

The fourth proportional to 13,902.41, 20,839.03 and 6,500.63 is: 9,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902.41 : 20,839.03 = 6,500.63 : x
  2. Step 2: Convert to fraction form
    13,902.41/20,839.03 = 6,500.63/x
  3. Step 3: Cross multiply
    13,902.41x = 20,839.03 × 6,500.63
  4. Step 4: Simplify right side
    13,902.41x = 135,466,703.14
  5. Step 5: Solve for x
    x = 135,466,703.14/13,902.41
  6. Step 6: Final answer
    x = 9,744.12

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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.