Home / 27,273.48-37,640.88-16,660.86

Finding the Fourth Proportional to 27,273.48, 37,640.88 and 16,660.86

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Solution

The fourth proportional to 27,273.48, 37,640.88 and 16,660.86 is: 22,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.48 : 37,640.88 = 16,660.86 : x
  2. Step 2: Convert to fraction form
    27,273.48/37,640.88 = 16,660.86/x
  3. Step 3: Cross multiply
    27,273.48x = 37,640.88 × 16,660.86
  4. Step 4: Simplify right side
    27,273.48x = 627,129,431.96
  5. Step 5: Solve for x
    x = 627,129,431.96/27,273.48
  6. Step 6: Final answer
    x = 22,994.11

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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.