Home / 19,758.32-27,266.94-11,260.26

Finding the Fourth Proportional to 19,758.32, 27,266.94 and 11,260.26

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Solution

The fourth proportional to 19,758.32, 27,266.94 and 11,260.26 is: 15,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,758.32 : 27,266.94 = 11,260.26 : x
  2. Step 2: Convert to fraction form
    19,758.32/27,266.94 = 11,260.26/x
  3. Step 3: Cross multiply
    19,758.32x = 27,266.94 × 11,260.26
  4. Step 4: Simplify right side
    19,758.32x = 307,032,833.80
  5. Step 5: Solve for x
    x = 307,032,833.80/19,758.32
  6. Step 6: Final answer
    x = 15,539.42

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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.