Home / 13,223.33-19,816.97-6,654.02

Finding the Fourth Proportional to 13,223.33, 19,816.97 and 6,654.02

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Solution

The fourth proportional to 13,223.33, 19,816.97 and 6,654.02 is: 9,971.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223.33 : 19,816.97 = 6,654.02 : x
  2. Step 2: Convert to fraction form
    13,223.33/19,816.97 = 6,654.02/x
  3. Step 3: Cross multiply
    13,223.33x = 19,816.97 × 6,654.02
  4. Step 4: Simplify right side
    13,223.33x = 131,862,530.99
  5. Step 5: Solve for x
    x = 131,862,530.99/13,223.33
  6. Step 6: Final answer
    x = 9,971.96

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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.