Home / 32,917.91-49,376.87-18,119.21

Finding the Fourth Proportional to 32,917.91, 49,376.87 and 18,119.21

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Solution

The fourth proportional to 32,917.91, 49,376.87 and 18,119.21 is: 27,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,917.91 : 49,376.87 = 18,119.21 : x
  2. Step 2: Convert to fraction form
    32,917.91/49,376.87 = 18,119.21/x
  3. Step 3: Cross multiply
    32,917.91x = 49,376.87 × 18,119.21
  4. Step 4: Simplify right side
    32,917.91x = 894,669,876.67
  5. Step 5: Solve for x
    x = 894,669,876.67/32,917.91
  6. Step 6: Final answer
    x = 27,178.82

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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.