Home / 27,037.12-40,550.72-7,317.28

Finding the Fourth Proportional to 27,037.12, 40,550.72 and 7,317.28

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Solution

The fourth proportional to 27,037.12, 40,550.72 and 7,317.28 is: 10,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,037.12 : 40,550.72 = 7,317.28 : x
  2. Step 2: Convert to fraction form
    27,037.12/40,550.72 = 7,317.28/x
  3. Step 3: Cross multiply
    27,037.12x = 40,550.72 × 7,317.28
  4. Step 4: Simplify right side
    27,037.12x = 296,720,972.44
  5. Step 5: Solve for x
    x = 296,720,972.44/27,037.12
  6. Step 6: Final answer
    x = 10,974.58

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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.