Home / 12,414.36-17,133.27-7,110.87

Finding the Fourth Proportional to 12,414.36, 17,133.27 and 7,110.87

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Solution

The fourth proportional to 12,414.36, 17,133.27 and 7,110.87 is: 9,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.36 : 17,133.27 = 7,110.87 : x
  2. Step 2: Convert to fraction form
    12,414.36/17,133.27 = 7,110.87/x
  3. Step 3: Cross multiply
    12,414.36x = 17,133.27 × 7,110.87
  4. Step 4: Simplify right side
    12,414.36x = 121,832,455.64
  5. Step 5: Solve for x
    x = 121,832,455.64/12,414.36
  6. Step 6: Final answer
    x = 9,813.83

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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.