Home / 31,625.26-43,650.12-18,204.26

Finding the Fourth Proportional to 31,625.26, 43,650.12 and 18,204.26

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Solution

The fourth proportional to 31,625.26, 43,650.12 and 18,204.26 is: 25,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625.26 : 43,650.12 = 18,204.26 : x
  2. Step 2: Convert to fraction form
    31,625.26/43,650.12 = 18,204.26/x
  3. Step 3: Cross multiply
    31,625.26x = 43,650.12 × 18,204.26
  4. Step 4: Simplify right side
    31,625.26x = 794,618,133.51
  5. Step 5: Solve for x
    x = 794,618,133.51/31,625.26
  6. Step 6: Final answer
    x = 25,126.06

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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.