Home / 22,042.58-33,057.39-12,180.02

Finding the Fourth Proportional to 22,042.58, 33,057.39 and 12,180.02

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Solution

The fourth proportional to 22,042.58, 33,057.39 and 12,180.02 is: 18,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,042.58 : 33,057.39 = 12,180.02 : x
  2. Step 2: Convert to fraction form
    22,042.58/33,057.39 = 12,180.02/x
  3. Step 3: Cross multiply
    22,042.58x = 33,057.39 × 12,180.02
  4. Step 4: Simplify right side
    22,042.58x = 402,639,671.35
  5. Step 5: Solve for x
    x = 402,639,671.35/22,042.58
  6. Step 6: Final answer
    x = 18,266.45

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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.