Home / 13,905.44-20,805.84-9,753.55

Finding the Fourth Proportional to 13,905.44, 20,805.84 and 9,753.55

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Solution

The fourth proportional to 13,905.44, 20,805.84 and 9,753.55 is: 14,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,905.44 : 20,805.84 = 9,753.55 : x
  2. Step 2: Convert to fraction form
    13,905.44/20,805.84 = 9,753.55/x
  3. Step 3: Cross multiply
    13,905.44x = 20,805.84 × 9,753.55
  4. Step 4: Simplify right side
    13,905.44x = 202,930,800.73
  5. Step 5: Solve for x
    x = 202,930,800.73/13,905.44
  6. Step 6: Final answer
    x = 14,593.63

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1.5x scale

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.