Home / 26,719.57-40,110.41-15,634.21

Finding the Fourth Proportional to 26,719.57, 40,110.41 and 15,634.21

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Solution

The fourth proportional to 26,719.57, 40,110.41 and 15,634.21 is: 23,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.57 : 40,110.41 = 15,634.21 : x
  2. Step 2: Convert to fraction form
    26,719.57/40,110.41 = 15,634.21/x
  3. Step 3: Cross multiply
    26,719.57x = 40,110.41 × 15,634.21
  4. Step 4: Simplify right side
    26,719.57x = 627,094,573.13
  5. Step 5: Solve for x
    x = 627,094,573.13/26,719.57
  6. Step 6: Final answer
    x = 23,469.49

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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.