Home / 33,181.29-45,787.14-19,755.81

Finding the Fourth Proportional to 33,181.29, 45,787.14 and 19,755.81

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Solution

The fourth proportional to 33,181.29, 45,787.14 and 19,755.81 is: 27,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,181.29 : 45,787.14 = 19,755.81 : x
  2. Step 2: Convert to fraction form
    33,181.29/45,787.14 = 19,755.81/x
  3. Step 3: Cross multiply
    33,181.29x = 45,787.14 × 19,755.81
  4. Step 4: Simplify right side
    33,181.29x = 904,562,038.28
  5. Step 5: Solve for x
    x = 904,562,038.28/33,181.29
  6. Step 6: Final answer
    x = 27,261.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.