Home / 27,612.28-38,105.94-16,276.60

Finding the Fourth Proportional to 27,612.28, 38,105.94 and 16,276.60

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Solution

The fourth proportional to 27,612.28, 38,105.94 and 16,276.60 is: 22,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,612.28 : 38,105.94 = 16,276.60 : x
  2. Step 2: Convert to fraction form
    27,612.28/38,105.94 = 16,276.60/x
  3. Step 3: Cross multiply
    27,612.28x = 38,105.94 × 16,276.60
  4. Step 4: Simplify right side
    27,612.28x = 620,235,143.00
  5. Step 5: Solve for x
    x = 620,235,143.00/27,612.28
  6. Step 6: Final answer
    x = 22,462.29

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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.