Home / 27,117.52-37,422.34-15,793.60

Finding the Fourth Proportional to 27,117.52, 37,422.34 and 15,793.60

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Solution

The fourth proportional to 27,117.52, 37,422.34 and 15,793.60 is: 21,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.52 : 37,422.34 = 15,793.60 : x
  2. Step 2: Convert to fraction form
    27,117.52/37,422.34 = 15,793.60/x
  3. Step 3: Cross multiply
    27,117.52x = 37,422.34 × 15,793.60
  4. Step 4: Simplify right side
    27,117.52x = 591,033,469.02
  5. Step 5: Solve for x
    x = 591,033,469.02/27,117.52
  6. Step 6: Final answer
    x = 21,795.26

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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.