Home / 33,165.15-49,742.79-12,100.26

Finding the Fourth Proportional to 33,165.15, 49,742.79 and 12,100.26

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Solution

The fourth proportional to 33,165.15, 49,742.79 and 12,100.26 is: 18,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.15 : 49,742.79 = 12,100.26 : x
  2. Step 2: Convert to fraction form
    33,165.15/49,742.79 = 12,100.26/x
  3. Step 3: Cross multiply
    33,165.15x = 49,742.79 × 12,100.26
  4. Step 4: Simplify right side
    33,165.15x = 601,900,692.13
  5. Step 5: Solve for x
    x = 601,900,692.13/33,165.15
  6. Step 6: Final answer
    x = 18,148.59

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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.