Home / 33,179.04-45,787.63-18,072

Finding the Fourth Proportional to 33,179.04, 45,787.63 and 18,072

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Solution

The fourth proportional to 33,179.04, 45,787.63 and 18,072 is: 24,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,179.04 : 45,787.63 = 18,072 : x
  2. Step 2: Convert to fraction form
    33,179.04/45,787.63 = 18,072/x
  3. Step 3: Cross multiply
    33,179.04x = 45,787.63 × 18,072
  4. Step 4: Simplify right side
    33,179.04x = 827,474,004.18
  5. Step 5: Solve for x
    x = 827,474,004.18/33,179.04
  6. Step 6: Final answer
    x = 24,939.66

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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.