Home / 18,140.84-27,204.26-7,046.06

Finding the Fourth Proportional to 18,140.84, 27,204.26 and 7,046.06

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Solution

The fourth proportional to 18,140.84, 27,204.26 and 7,046.06 is: 10,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.84 : 27,204.26 = 7,046.06 : x
  2. Step 2: Convert to fraction form
    18,140.84/27,204.26 = 7,046.06/x
  3. Step 3: Cross multiply
    18,140.84x = 27,204.26 × 7,046.06
  4. Step 4: Simplify right side
    18,140.84x = 191,682,965.95
  5. Step 5: Solve for x
    x = 191,682,965.95/18,140.84
  6. Step 6: Final answer
    x = 10,566.38

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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.