Home / 31,757.21-43,826.69-17,609.75

Finding the Fourth Proportional to 31,757.21, 43,826.69 and 17,609.75

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Solution

The fourth proportional to 31,757.21, 43,826.69 and 17,609.75 is: 24,302.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,757.21 : 43,826.69 = 17,609.75 : x
  2. Step 2: Convert to fraction form
    31,757.21/43,826.69 = 17,609.75/x
  3. Step 3: Cross multiply
    31,757.21x = 43,826.69 × 17,609.75
  4. Step 4: Simplify right side
    31,757.21x = 771,776,879.12
  5. Step 5: Solve for x
    x = 771,776,879.12/31,757.21
  6. Step 6: Final answer
    x = 24,302.42

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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.