Home / 27,948.28-38,571.18-16,015.48

Finding the Fourth Proportional to 27,948.28, 38,571.18 and 16,015.48

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Solution

The fourth proportional to 27,948.28, 38,571.18 and 16,015.48 is: 22,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.28 : 38,571.18 = 16,015.48 : x
  2. Step 2: Convert to fraction form
    27,948.28/38,571.18 = 16,015.48/x
  3. Step 3: Cross multiply
    27,948.28x = 38,571.18 × 16,015.48
  4. Step 4: Simplify right side
    27,948.28x = 617,735,961.87
  5. Step 5: Solve for x
    x = 617,735,961.87/27,948.28
  6. Step 6: Final answer
    x = 22,102.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.