Home / 19,837.58-27,371.58-11,449.22

Finding the Fourth Proportional to 19,837.58, 27,371.58 and 11,449.22

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Solution

The fourth proportional to 19,837.58, 27,371.58 and 11,449.22 is: 15,797.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.58 : 27,371.58 = 11,449.22 : x
  2. Step 2: Convert to fraction form
    19,837.58/27,371.58 = 11,449.22/x
  3. Step 3: Cross multiply
    19,837.58x = 27,371.58 × 11,449.22
  4. Step 4: Simplify right side
    19,837.58x = 313,383,206.95
  5. Step 5: Solve for x
    x = 313,383,206.95/19,837.58
  6. Step 6: Final answer
    x = 15,797.45

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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.