Home / 32,943.32-49,330.78-18,135.96

Finding the Fourth Proportional to 32,943.32, 49,330.78 and 18,135.96

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Solution

The fourth proportional to 32,943.32, 49,330.78 and 18,135.96 is: 27,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,943.32 : 49,330.78 = 18,135.96 : x
  2. Step 2: Convert to fraction form
    32,943.32/49,330.78 = 18,135.96/x
  3. Step 3: Cross multiply
    32,943.32x = 49,330.78 × 18,135.96
  4. Step 4: Simplify right side
    32,943.32x = 894,661,052.85
  5. Step 5: Solve for x
    x = 894,661,052.85/32,943.32
  6. Step 6: Final answer
    x = 27,157.59

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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.