Home / 27,972.77-41,959.17-19,181.03

Finding the Fourth Proportional to 27,972.77, 41,959.17 and 19,181.03

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Solution

The fourth proportional to 27,972.77, 41,959.17 and 19,181.03 is: 28,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.77 : 41,959.17 = 19,181.03 : x
  2. Step 2: Convert to fraction form
    27,972.77/41,959.17 = 19,181.03/x
  3. Step 3: Cross multiply
    27,972.77x = 41,959.17 × 19,181.03
  4. Step 4: Simplify right side
    27,972.77x = 804,820,098.55
  5. Step 5: Solve for x
    x = 804,820,098.55/27,972.77
  6. Step 6: Final answer
    x = 28,771.56

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1.5x scale

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.