Home / 13,902.44-20,801.34-9,750.55

Finding the Fourth Proportional to 13,902.44, 20,801.34 and 9,750.55

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Solution

The fourth proportional to 13,902.44, 20,801.34 and 9,750.55 is: 14,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902.44 : 20,801.34 = 9,750.55 : x
  2. Step 2: Convert to fraction form
    13,902.44/20,801.34 = 9,750.55/x
  3. Step 3: Cross multiply
    13,902.44x = 20,801.34 × 9,750.55
  4. Step 4: Simplify right side
    13,902.44x = 202,824,505.74
  5. Step 5: Solve for x
    x = 202,824,505.74/13,902.44
  6. Step 6: Final answer
    x = 14,589.13

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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.