Home / 27,195.88-37,520.78-17,125.20

Finding the Fourth Proportional to 27,195.88, 37,520.78 and 17,125.20

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Solution

The fourth proportional to 27,195.88, 37,520.78 and 17,125.20 is: 23,626.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.88 : 37,520.78 = 17,125.20 : x
  2. Step 2: Convert to fraction form
    27,195.88/37,520.78 = 17,125.20/x
  3. Step 3: Cross multiply
    27,195.88x = 37,520.78 × 17,125.20
  4. Step 4: Simplify right side
    27,195.88x = 642,550,861.66
  5. Step 5: Solve for x
    x = 642,550,861.66/27,195.88
  6. Step 6: Final answer
    x = 23,626.77

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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.