Home / 33,103.13-49,661.28-17,315.28

Finding the Fourth Proportional to 33,103.13, 49,661.28 and 17,315.28

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Solution

The fourth proportional to 33,103.13, 49,661.28 and 17,315.28 is: 25,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,103.13 : 49,661.28 = 17,315.28 : x
  2. Step 2: Convert to fraction form
    33,103.13/49,661.28 = 17,315.28/x
  3. Step 3: Cross multiply
    33,103.13x = 49,661.28 × 17,315.28
  4. Step 4: Simplify right side
    33,103.13x = 859,898,968.36
  5. Step 5: Solve for x
    x = 859,898,968.36/33,103.13
  6. Step 6: Final answer
    x = 25,976.37

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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.