Home / 31,537.06-43,531.70-18,794.24

Finding the Fourth Proportional to 31,537.06, 43,531.70 and 18,794.24

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Solution

The fourth proportional to 31,537.06, 43,531.70 and 18,794.24 is: 25,942.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,537.06 : 43,531.70 = 18,794.24 : x
  2. Step 2: Convert to fraction form
    31,537.06/43,531.70 = 18,794.24/x
  3. Step 3: Cross multiply
    31,537.06x = 43,531.70 × 18,794.24
  4. Step 4: Simplify right side
    31,537.06x = 818,145,217.41
  5. Step 5: Solve for x
    x = 818,145,217.41/31,537.06
  6. Step 6: Final answer
    x = 25,942.34

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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.