Home / 22,008.28-33,012.09-8,860.33

Finding the Fourth Proportional to 22,008.28, 33,012.09 and 8,860.33

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Solution

The fourth proportional to 22,008.28, 33,012.09 and 8,860.33 is: 13,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.28 : 33,012.09 = 8,860.33 : x
  2. Step 2: Convert to fraction form
    22,008.28/33,012.09 = 8,860.33/x
  3. Step 3: Cross multiply
    22,008.28x = 33,012.09 × 8,860.33
  4. Step 4: Simplify right side
    22,008.28x = 292,498,011.39
  5. Step 5: Solve for x
    x = 292,498,011.39/22,008.28
  6. Step 6: Final answer
    x = 13,290.36

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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.