Home / 22,154.44-33,279.90-13,393.48

Finding the Fourth Proportional to 22,154.44, 33,279.90 and 13,393.48

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Solution

The fourth proportional to 22,154.44, 33,279.90 and 13,393.48 is: 20,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154.44 : 33,279.90 = 13,393.48 : x
  2. Step 2: Convert to fraction form
    22,154.44/33,279.90 = 13,393.48/x
  3. Step 3: Cross multiply
    22,154.44x = 33,279.90 × 13,393.48
  4. Step 4: Simplify right side
    22,154.44x = 445,733,675.05
  5. Step 5: Solve for x
    x = 445,733,675.05/22,154.44
  6. Step 6: Final answer
    x = 20,119.38

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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.