Home / 31,371.42-47,052.27-9,179.58

Finding the Fourth Proportional to 31,371.42, 47,052.27 and 9,179.58

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Solution

The fourth proportional to 31,371.42, 47,052.27 and 9,179.58 is: 13,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,371.42 : 47,052.27 = 9,179.58 : x
  2. Step 2: Convert to fraction form
    31,371.42/47,052.27 = 9,179.58/x
  3. Step 3: Cross multiply
    31,371.42x = 47,052.27 × 9,179.58
  4. Step 4: Simplify right side
    31,371.42x = 431,920,076.65
  5. Step 5: Solve for x
    x = 431,920,076.65/31,371.42
  6. Step 6: Final answer
    x = 13,767.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.