Home / 27,911.28-41,873.07-9,190.56

Finding the Fourth Proportional to 27,911.28, 41,873.07 and 9,190.56

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Solution

The fourth proportional to 27,911.28, 41,873.07 and 9,190.56 is: 13,787.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,911.28 : 41,873.07 = 9,190.56 : x
  2. Step 2: Convert to fraction form
    27,911.28/41,873.07 = 9,190.56/x
  3. Step 3: Cross multiply
    27,911.28x = 41,873.07 × 9,190.56
  4. Step 4: Simplify right side
    27,911.28x = 384,836,962.22
  5. Step 5: Solve for x
    x = 384,836,962.22/27,911.28
  6. Step 6: Final answer
    x = 13,787.87

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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.