Home / 22,857.19-34,286.09-7,274.81

Finding the Fourth Proportional to 22,857.19, 34,286.09 and 7,274.81

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Solution

The fourth proportional to 22,857.19, 34,286.09 and 7,274.81 is: 10,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,857.19 : 34,286.09 = 7,274.81 : x
  2. Step 2: Convert to fraction form
    22,857.19/34,286.09 = 7,274.81/x
  3. Step 3: Cross multiply
    22,857.19x = 34,286.09 × 7,274.81
  4. Step 4: Simplify right side
    22,857.19x = 249,424,839.73
  5. Step 5: Solve for x
    x = 249,424,839.73/22,857.19
  6. Step 6: Final answer
    x = 10,912.32

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1.5x scale

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.