Home / 33,787.29-50,645.76-12,712.86

Finding the Fourth Proportional to 33,787.29, 50,645.76 and 12,712.86

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Solution

The fourth proportional to 33,787.29, 50,645.76 and 12,712.86 is: 19,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.29 : 50,645.76 = 12,712.86 : x
  2. Step 2: Convert to fraction form
    33,787.29/50,645.76 = 12,712.86/x
  3. Step 3: Cross multiply
    33,787.29x = 50,645.76 × 12,712.86
  4. Step 4: Simplify right side
    33,787.29x = 643,852,456.47
  5. Step 5: Solve for x
    x = 643,852,456.47/33,787.29
  6. Step 6: Final answer
    x = 19,056.05

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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.