Home / 18,070.38-27,101.16-4,922.82

Finding the Fourth Proportional to 18,070.38, 27,101.16 and 4,922.82

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Solution

The fourth proportional to 18,070.38, 27,101.16 and 4,922.82 is: 7,383.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.38 : 27,101.16 = 4,922.82 : x
  2. Step 2: Convert to fraction form
    18,070.38/27,101.16 = 4,922.82/x
  3. Step 3: Cross multiply
    18,070.38x = 27,101.16 × 4,922.82
  4. Step 4: Simplify right side
    18,070.38x = 133,414,132.47
  5. Step 5: Solve for x
    x = 133,414,132.47/18,070.38
  6. Step 6: Final answer
    x = 7,383.03

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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.