Home / 31,260.83-43,138.22-17,110.94

Finding the Fourth Proportional to 31,260.83, 43,138.22 and 17,110.94

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Solution

The fourth proportional to 31,260.83, 43,138.22 and 17,110.94 is: 23,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,260.83 : 43,138.22 = 17,110.94 : x
  2. Step 2: Convert to fraction form
    31,260.83/43,138.22 = 17,110.94/x
  3. Step 3: Cross multiply
    31,260.83x = 43,138.22 × 17,110.94
  4. Step 4: Simplify right side
    31,260.83x = 738,135,192.88
  5. Step 5: Solve for x
    x = 738,135,192.88/31,260.83
  6. Step 6: Final answer
    x = 23,612.15

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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.