Home / 19,834.36-27,371.44-11,450.88

Finding the Fourth Proportional to 19,834.36, 27,371.44 and 11,450.88

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Solution

The fourth proportional to 19,834.36, 27,371.44 and 11,450.88 is: 15,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.36 : 27,371.44 = 11,450.88 : x
  2. Step 2: Convert to fraction form
    19,834.36/27,371.44 = 11,450.88/x
  3. Step 3: Cross multiply
    19,834.36x = 27,371.44 × 11,450.88
  4. Step 4: Simplify right side
    19,834.36x = 313,427,074.87
  5. Step 5: Solve for x
    x = 313,427,074.87/19,834.36
  6. Step 6: Final answer
    x = 15,802.23

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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.