Home / 13,548.78-20,296.87-9,984.43

Finding the Fourth Proportional to 13,548.78, 20,296.87 and 9,984.43

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Solution

The fourth proportional to 13,548.78, 20,296.87 and 9,984.43 is: 14,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.78 : 20,296.87 = 9,984.43 : x
  2. Step 2: Convert to fraction form
    13,548.78/20,296.87 = 9,984.43/x
  3. Step 3: Cross multiply
    13,548.78x = 20,296.87 × 9,984.43
  4. Step 4: Simplify right side
    13,548.78x = 202,652,753.33
  5. Step 5: Solve for x
    x = 202,652,753.33/13,548.78
  6. Step 6: Final answer
    x = 14,957.27

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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.