Home / 17,868.06-24,640.92-11,889.36

Finding the Fourth Proportional to 17,868.06, 24,640.92 and 11,889.36

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Solution

The fourth proportional to 17,868.06, 24,640.92 and 11,889.36 is: 16,396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.06 : 24,640.92 = 11,889.36 : x
  2. Step 2: Convert to fraction form
    17,868.06/24,640.92 = 11,889.36/x
  3. Step 3: Cross multiply
    17,868.06x = 24,640.92 × 11,889.36
  4. Step 4: Simplify right side
    17,868.06x = 292,964,768.61
  5. Step 5: Solve for x
    x = 292,964,768.61/17,868.06
  6. Step 6: Final answer
    x = 16,396.00

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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.