Home / 23,137.75-31,930.26-12,527.41

Finding the Fourth Proportional to 23,137.75, 31,930.26 and 12,527.41

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Solution

The fourth proportional to 23,137.75, 31,930.26 and 12,527.41 is: 17,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,137.75 : 31,930.26 = 12,527.41 : x
  2. Step 2: Convert to fraction form
    23,137.75/31,930.26 = 12,527.41/x
  3. Step 3: Cross multiply
    23,137.75x = 31,930.26 × 12,527.41
  4. Step 4: Simplify right side
    23,137.75x = 400,003,458.43
  5. Step 5: Solve for x
    x = 400,003,458.43/23,137.75
  6. Step 6: Final answer
    x = 17,287.92

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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.