Home / 22,130.25-33,194.15-8,979.09

Finding the Fourth Proportional to 22,130.25, 33,194.15 and 8,979.09

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Solution

The fourth proportional to 22,130.25, 33,194.15 and 8,979.09 is: 13,468.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.25 : 33,194.15 = 8,979.09 : x
  2. Step 2: Convert to fraction form
    22,130.25/33,194.15 = 8,979.09/x
  3. Step 3: Cross multiply
    22,130.25x = 33,194.15 × 8,979.09
  4. Step 4: Simplify right side
    22,130.25x = 298,053,260.32
  5. Step 5: Solve for x
    x = 298,053,260.32/22,130.25
  6. Step 6: Final answer
    x = 13,468.14

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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.