Home / 14,648.26-20,214.62-7,933.90

Finding the Fourth Proportional to 14,648.26, 20,214.62 and 7,933.90

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Solution

The fourth proportional to 14,648.26, 20,214.62 and 7,933.90 is: 10,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648.26 : 20,214.62 = 7,933.90 : x
  2. Step 2: Convert to fraction form
    14,648.26/20,214.62 = 7,933.90/x
  3. Step 3: Cross multiply
    14,648.26x = 20,214.62 × 7,933.90
  4. Step 4: Simplify right side
    14,648.26x = 160,380,773.62
  5. Step 5: Solve for x
    x = 160,380,773.62/14,648.26
  6. Step 6: Final answer
    x = 10,948.79

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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.