Home / 33,171.63-49,757.13-13,445.49

Finding the Fourth Proportional to 33,171.63, 49,757.13 and 13,445.49

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Solution

The fourth proportional to 33,171.63, 49,757.13 and 13,445.49 is: 20,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,171.63 : 49,757.13 = 13,445.49 : x
  2. Step 2: Convert to fraction form
    33,171.63/49,757.13 = 13,445.49/x
  3. Step 3: Cross multiply
    33,171.63x = 49,757.13 × 13,445.49
  4. Step 4: Simplify right side
    33,171.63x = 669,008,993.84
  5. Step 5: Solve for x
    x = 669,008,993.84/33,171.63
  6. Step 6: Final answer
    x = 20,168.11

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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.