Home / 32,911.39-49,374.38-18,112.69

Finding the Fourth Proportional to 32,911.39, 49,374.38 and 18,112.69

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Solution

The fourth proportional to 32,911.39, 49,374.38 and 18,112.69 is: 27,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.39 : 49,374.38 = 18,112.69 : x
  2. Step 2: Convert to fraction form
    32,911.39/49,374.38 = 18,112.69/x
  3. Step 3: Cross multiply
    32,911.39x = 49,374.38 × 18,112.69
  4. Step 4: Simplify right side
    32,911.39x = 894,302,838.88
  5. Step 5: Solve for x
    x = 894,302,838.88/32,911.39
  6. Step 6: Final answer
    x = 27,173.05

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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.