Home / 27,512.56-41,184.18-17,661.28

Finding the Fourth Proportional to 27,512.56, 41,184.18 and 17,661.28

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Solution

The fourth proportional to 27,512.56, 41,184.18 and 17,661.28 is: 26,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.56 : 41,184.18 = 17,661.28 : x
  2. Step 2: Convert to fraction form
    27,512.56/41,184.18 = 17,661.28/x
  3. Step 3: Cross multiply
    27,512.56x = 41,184.18 × 17,661.28
  4. Step 4: Simplify right side
    27,512.56x = 727,365,334.55
  5. Step 5: Solve for x
    x = 727,365,334.55/27,512.56
  6. Step 6: Final answer
    x = 26,437.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.