Home / 27,290.81-40,936.21-7,569.37

Finding the Fourth Proportional to 27,290.81, 40,936.21 and 7,569.37

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Solution

The fourth proportional to 27,290.81, 40,936.21 and 7,569.37 is: 11,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290.81 : 40,936.21 = 7,569.37 : x
  2. Step 2: Convert to fraction form
    27,290.81/40,936.21 = 7,569.37/x
  3. Step 3: Cross multiply
    27,290.81x = 40,936.21 × 7,569.37
  4. Step 4: Simplify right side
    27,290.81x = 309,861,380.52
  5. Step 5: Solve for x
    x = 309,861,380.52/27,290.81
  6. Step 6: Final answer
    x = 11,354.05

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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.