Home / 33,587.72-50,388.06-18,813.32

Finding the Fourth Proportional to 33,587.72, 50,388.06 and 18,813.32

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Solution

The fourth proportional to 33,587.72, 50,388.06 and 18,813.32 is: 28,223.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,587.72 : 50,388.06 = 18,813.32 : x
  2. Step 2: Convert to fraction form
    33,587.72/50,388.06 = 18,813.32/x
  3. Step 3: Cross multiply
    33,587.72x = 50,388.06 × 18,813.32
  4. Step 4: Simplify right side
    33,587.72x = 947,966,696.96
  5. Step 5: Solve for x
    x = 947,966,696.96/33,587.72
  6. Step 6: Final answer
    x = 28,223.61

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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.