Home / 27,612.36-38,099.82-16,285.41

Finding the Fourth Proportional to 27,612.36, 38,099.82 and 16,285.41

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Solution

The fourth proportional to 27,612.36, 38,099.82 and 16,285.41 is: 22,470.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,612.36 : 38,099.82 = 16,285.41 : x
  2. Step 2: Convert to fraction form
    27,612.36/38,099.82 = 16,285.41/x
  3. Step 3: Cross multiply
    27,612.36x = 38,099.82 × 16,285.41
  4. Step 4: Simplify right side
    27,612.36x = 620,471,189.63
  5. Step 5: Solve for x
    x = 620,471,189.63/27,612.36
  6. Step 6: Final answer
    x = 22,470.78

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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.