Home / 33,731.36-50,587.80-12,669.77

Finding the Fourth Proportional to 33,731.36, 50,587.80 and 12,669.77

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Solution

The fourth proportional to 33,731.36, 50,587.80 and 12,669.77 is: 19,001.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,731.36 : 50,587.80 = 12,669.77 : x
  2. Step 2: Convert to fraction form
    33,731.36/50,587.80 = 12,669.77/x
  3. Step 3: Cross multiply
    33,731.36x = 50,587.80 × 12,669.77
  4. Step 4: Simplify right side
    33,731.36x = 640,935,790.81
  5. Step 5: Solve for x
    x = 640,935,790.81/33,731.36
  6. Step 6: Final answer
    x = 19,001.19

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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.