Home / 12,060.68-18,118.82-11,562.46

Finding the Fourth Proportional to 12,060.68, 18,118.82 and 11,562.46

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Solution

The fourth proportional to 12,060.68, 18,118.82 and 11,562.46 is: 17,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.68 : 18,118.82 = 11,562.46 : x
  2. Step 2: Convert to fraction form
    12,060.68/18,118.82 = 11,562.46/x
  3. Step 3: Cross multiply
    12,060.68x = 18,118.82 × 11,562.46
  4. Step 4: Simplify right side
    12,060.68x = 209,498,028.39
  5. Step 5: Solve for x
    x = 209,498,028.39/12,060.68
  6. Step 6: Final answer
    x = 17,370.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.