Home / 27,291.12-40,936.68-7,569.24

Finding the Fourth Proportional to 27,291.12, 40,936.68 and 7,569.24

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Solution

The fourth proportional to 27,291.12, 40,936.68 and 7,569.24 is: 11,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.12 : 40,936.68 = 7,569.24 : x
  2. Step 2: Convert to fraction form
    27,291.12/40,936.68 = 7,569.24/x
  3. Step 3: Cross multiply
    27,291.12x = 40,936.68 × 7,569.24
  4. Step 4: Simplify right side
    27,291.12x = 309,859,555.72
  5. Step 5: Solve for x
    x = 309,859,555.72/27,291.12
  6. Step 6: Final answer
    x = 11,353.86

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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.