Home / 16,943.47-23,381.94-9,286.92

Finding the Fourth Proportional to 16,943.47, 23,381.94 and 9,286.92

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Solution

The fourth proportional to 16,943.47, 23,381.94 and 9,286.92 is: 12,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.47 : 23,381.94 = 9,286.92 : x
  2. Step 2: Convert to fraction form
    16,943.47/23,381.94 = 9,286.92/x
  3. Step 3: Cross multiply
    16,943.47x = 23,381.94 × 9,286.92
  4. Step 4: Simplify right side
    16,943.47x = 217,146,328.73
  5. Step 5: Solve for x
    x = 217,146,328.73/16,943.47
  6. Step 6: Final answer
    x = 12,815.93

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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.