Home / 12,471.58-17,233.60-11,864.14

Finding the Fourth Proportional to 12,471.58, 17,233.60 and 11,864.14

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Solution

The fourth proportional to 12,471.58, 17,233.60 and 11,864.14 is: 16,394.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,471.58 : 17,233.60 = 11,864.14 : x
  2. Step 2: Convert to fraction form
    12,471.58/17,233.60 = 11,864.14/x
  3. Step 3: Cross multiply
    12,471.58x = 17,233.60 × 11,864.14
  4. Step 4: Simplify right side
    12,471.58x = 204,461,843.10
  5. Step 5: Solve for x
    x = 204,461,843.10/12,471.58
  6. Step 6: Final answer
    x = 16,394.22

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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.