Home / 31,905.75-44,029.94-17,758.61

Finding the Fourth Proportional to 31,905.75, 44,029.94 and 17,758.61

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Solution

The fourth proportional to 31,905.75, 44,029.94 and 17,758.61 is: 24,506.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,905.75 : 44,029.94 = 17,758.61 : x
  2. Step 2: Convert to fraction form
    31,905.75/44,029.94 = 17,758.61/x
  3. Step 3: Cross multiply
    31,905.75x = 44,029.94 × 17,758.61
  4. Step 4: Simplify right side
    31,905.75x = 781,910,223.84
  5. Step 5: Solve for x
    x = 781,910,223.84/31,905.75
  6. Step 6: Final answer
    x = 24,506.87

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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.