Home / 22,515.36-33,763.13-11,982.84

Finding the Fourth Proportional to 22,515.36, 33,763.13 and 11,982.84

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Solution

The fourth proportional to 22,515.36, 33,763.13 and 11,982.84 is: 17,968.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.36 : 33,763.13 = 11,982.84 : x
  2. Step 2: Convert to fraction form
    22,515.36/33,763.13 = 11,982.84/x
  3. Step 3: Cross multiply
    22,515.36x = 33,763.13 × 11,982.84
  4. Step 4: Simplify right side
    22,515.36x = 404,578,124.78
  5. Step 5: Solve for x
    x = 404,578,124.78/22,515.36
  6. Step 6: Final answer
    x = 17,968.98

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1.5x scale

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.