Home / 27,286.07-40,928.96-7,022.81

Finding the Fourth Proportional to 27,286.07, 40,928.96 and 7,022.81

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Solution

The fourth proportional to 27,286.07, 40,928.96 and 7,022.81 is: 10,534.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.07 : 40,928.96 = 7,022.81 : x
  2. Step 2: Convert to fraction form
    27,286.07/40,928.96 = 7,022.81/x
  3. Step 3: Cross multiply
    27,286.07x = 40,928.96 × 7,022.81
  4. Step 4: Simplify right side
    27,286.07x = 287,436,274.46
  5. Step 5: Solve for x
    x = 287,436,274.46/27,286.07
  6. Step 6: Final answer
    x = 10,534.18

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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.