Home / 22,647.68-33,984.88-8,619.51

Finding the Fourth Proportional to 22,647.68, 33,984.88 and 8,619.51

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Solution

The fourth proportional to 22,647.68, 33,984.88 and 8,619.51 is: 12,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,647.68 : 33,984.88 = 8,619.51 : x
  2. Step 2: Convert to fraction form
    22,647.68/33,984.88 = 8,619.51/x
  3. Step 3: Cross multiply
    22,647.68x = 33,984.88 × 8,619.51
  4. Step 4: Simplify right side
    22,647.68x = 292,933,131.02
  5. Step 5: Solve for x
    x = 292,933,131.02/22,647.68
  6. Step 6: Final answer
    x = 12,934.36

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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.