Home / 19,600.36-27,047.10-11,100.04

Finding the Fourth Proportional to 19,600.36, 27,047.10 and 11,100.04

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Solution

The fourth proportional to 19,600.36, 27,047.10 and 11,100.04 is: 15,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.36 : 27,047.10 = 11,100.04 : x
  2. Step 2: Convert to fraction form
    19,600.36/27,047.10 = 11,100.04/x
  3. Step 3: Cross multiply
    19,600.36x = 27,047.10 × 11,100.04
  4. Step 4: Simplify right side
    19,600.36x = 300,223,891.88
  5. Step 5: Solve for x
    x = 300,223,891.88/19,600.36
  6. Step 6: Final answer
    x = 15,317.26

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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.