Home / 31,661.45-43,692.26-17,514.29

Finding the Fourth Proportional to 31,661.45, 43,692.26 and 17,514.29

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Solution

The fourth proportional to 31,661.45, 43,692.26 and 17,514.29 is: 24,169.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,661.45 : 43,692.26 = 17,514.29 : x
  2. Step 2: Convert to fraction form
    31,661.45/43,692.26 = 17,514.29/x
  3. Step 3: Cross multiply
    31,661.45x = 43,692.26 × 17,514.29
  4. Step 4: Simplify right side
    31,661.45x = 765,238,606.36
  5. Step 5: Solve for x
    x = 765,238,606.36/31,661.45
  6. Step 6: Final answer
    x = 24,169.42

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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.