Home / 14,251.33-19,670.60-8,202.31

Finding the Fourth Proportional to 14,251.33, 19,670.60 and 8,202.31

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Solution

The fourth proportional to 14,251.33, 19,670.60 and 8,202.31 is: 11,321.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.33 : 19,670.60 = 8,202.31 : x
  2. Step 2: Convert to fraction form
    14,251.33/19,670.60 = 8,202.31/x
  3. Step 3: Cross multiply
    14,251.33x = 19,670.60 × 8,202.31
  4. Step 4: Simplify right side
    14,251.33x = 161,344,432.85
  5. Step 5: Solve for x
    x = 161,344,432.85/14,251.33
  6. Step 6: Final answer
    x = 11,321.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.