Home / 22,181.18-33,234.14-13,397.63

Finding the Fourth Proportional to 22,181.18, 33,234.14 and 13,397.63

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Solution

The fourth proportional to 22,181.18, 33,234.14 and 13,397.63 is: 20,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,181.18 : 33,234.14 = 13,397.63 : x
  2. Step 2: Convert to fraction form
    22,181.18/33,234.14 = 13,397.63/x
  3. Step 3: Cross multiply
    22,181.18x = 33,234.14 × 13,397.63
  4. Step 4: Simplify right side
    22,181.18x = 445,258,578.41
  5. Step 5: Solve for x
    x = 445,258,578.41/22,181.18
  6. Step 6: Final answer
    x = 20,073.71

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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.