Home / 18,766.36-25,901.07-12,060.37

Finding the Fourth Proportional to 18,766.36, 25,901.07 and 12,060.37

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Solution

The fourth proportional to 18,766.36, 25,901.07 and 12,060.37 is: 16,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,766.36 : 25,901.07 = 12,060.37 : x
  2. Step 2: Convert to fraction form
    18,766.36/25,901.07 = 12,060.37/x
  3. Step 3: Cross multiply
    18,766.36x = 25,901.07 × 12,060.37
  4. Step 4: Simplify right side
    18,766.36x = 312,376,487.60
  5. Step 5: Solve for x
    x = 312,376,487.60/18,766.36
  6. Step 6: Final answer
    x = 16,645.56

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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.