Home / 36,474.84-54,721.58-10,179.68

Finding the Fourth Proportional to 36,474.84, 54,721.58 and 10,179.68

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Solution

The fourth proportional to 36,474.84, 54,721.58 and 10,179.68 is: 15,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,474.84 : 54,721.58 = 10,179.68 : x
  2. Step 2: Convert to fraction form
    36,474.84/54,721.58 = 10,179.68/x
  3. Step 3: Cross multiply
    36,474.84x = 54,721.58 × 10,179.68
  4. Step 4: Simplify right side
    36,474.84x = 557,047,848.99
  5. Step 5: Solve for x
    x = 557,047,848.99/36,474.84
  6. Step 6: Final answer
    x = 15,272.11

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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.