Home / 31,954.15-47,895.23-15,322.15

Finding the Fourth Proportional to 31,954.15, 47,895.23 and 15,322.15

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Solution

The fourth proportional to 31,954.15, 47,895.23 and 15,322.15 is: 22,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,954.15 : 47,895.23 = 15,322.15 : x
  2. Step 2: Convert to fraction form
    31,954.15/47,895.23 = 15,322.15/x
  3. Step 3: Cross multiply
    31,954.15x = 47,895.23 × 15,322.15
  4. Step 4: Simplify right side
    31,954.15x = 733,857,821.73
  5. Step 5: Solve for x
    x = 733,857,821.73/31,954.15
  6. Step 6: Final answer
    x = 22,965.96

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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.