Home / 12,404.25-17,119.44-9,414.93

Finding the Fourth Proportional to 12,404.25, 17,119.44 and 9,414.93

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Solution

The fourth proportional to 12,404.25, 17,119.44 and 9,414.93 is: 12,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404.25 : 17,119.44 = 9,414.93 : x
  2. Step 2: Convert to fraction form
    12,404.25/17,119.44 = 9,414.93/x
  3. Step 3: Cross multiply
    12,404.25x = 17,119.44 × 9,414.93
  4. Step 4: Simplify right side
    12,404.25x = 161,178,329.24
  5. Step 5: Solve for x
    x = 161,178,329.24/12,404.25
  6. Step 6: Final answer
    x = 12,993.80

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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.