Home / 17,868.94-26,769.57-11,927.91

Finding the Fourth Proportional to 17,868.94, 26,769.57 and 11,927.91

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Solution

The fourth proportional to 17,868.94, 26,769.57 and 11,927.91 is: 17,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.94 : 26,769.57 = 11,927.91 : x
  2. Step 2: Convert to fraction form
    17,868.94/26,769.57 = 11,927.91/x
  3. Step 3: Cross multiply
    17,868.94x = 26,769.57 × 11,927.91
  4. Step 4: Simplify right side
    17,868.94x = 319,305,016.24
  5. Step 5: Solve for x
    x = 319,305,016.24/17,868.94
  6. Step 6: Final answer
    x = 17,869.28

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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.