Home / 23,173.07-31,977.97-12,562.47

Finding the Fourth Proportional to 23,173.07, 31,977.97 and 12,562.47

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Solution

The fourth proportional to 23,173.07, 31,977.97 and 12,562.47 is: 17,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.07 : 31,977.97 = 12,562.47 : x
  2. Step 2: Convert to fraction form
    23,173.07/31,977.97 = 12,562.47/x
  3. Step 3: Cross multiply
    23,173.07x = 31,977.97 × 12,562.47
  4. Step 4: Simplify right side
    23,173.07x = 401,722,257.38
  5. Step 5: Solve for x
    x = 401,722,257.38/23,173.07
  6. Step 6: Final answer
    x = 17,335.74

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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.