Home / 27,302.94-40,955.31-7,581.69

Finding the Fourth Proportional to 27,302.94, 40,955.31 and 7,581.69

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Solution

The fourth proportional to 27,302.94, 40,955.31 and 7,581.69 is: 11,372.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.94 : 40,955.31 = 7,581.69 : x
  2. Step 2: Convert to fraction form
    27,302.94/40,955.31 = 7,581.69/x
  3. Step 3: Cross multiply
    27,302.94x = 40,955.31 × 7,581.69
  4. Step 4: Simplify right side
    27,302.94x = 310,510,464.27
  5. Step 5: Solve for x
    x = 310,510,464.27/27,302.94
  6. Step 6: Final answer
    x = 11,372.78

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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.