Home / 26,611.56-39,891.74-11,822.44

Finding the Fourth Proportional to 26,611.56, 39,891.74 and 11,822.44

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Solution

The fourth proportional to 26,611.56, 39,891.74 and 11,822.44 is: 17,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.56 : 39,891.74 = 11,822.44 : x
  2. Step 2: Convert to fraction form
    26,611.56/39,891.74 = 11,822.44/x
  3. Step 3: Cross multiply
    26,611.56x = 39,891.74 × 11,822.44
  4. Step 4: Simplify right side
    26,611.56x = 471,617,702.65
  5. Step 5: Solve for x
    x = 471,617,702.65/26,611.56
  6. Step 6: Final answer
    x = 17,722.29

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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.