Home / 31,723.70-43,780.08-17,576.50

Finding the Fourth Proportional to 31,723.70, 43,780.08 and 17,576.50

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Solution

The fourth proportional to 31,723.70, 43,780.08 and 17,576.50 is: 24,256.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723.70 : 43,780.08 = 17,576.50 : x
  2. Step 2: Convert to fraction form
    31,723.70/43,780.08 = 17,576.50/x
  3. Step 3: Cross multiply
    31,723.70x = 43,780.08 × 17,576.50
  4. Step 4: Simplify right side
    31,723.70x = 769,500,576.12
  5. Step 5: Solve for x
    x = 769,500,576.12/31,723.70
  6. Step 6: Final answer
    x = 24,256.33

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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.