Home / 27,237.51-40,855.15-7,515.56

Finding the Fourth Proportional to 27,237.51, 40,855.15 and 7,515.56

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Solution

The fourth proportional to 27,237.51, 40,855.15 and 7,515.56 is: 11,273.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,237.51 : 40,855.15 = 7,515.56 : x
  2. Step 2: Convert to fraction form
    27,237.51/40,855.15 = 7,515.56/x
  3. Step 3: Cross multiply
    27,237.51x = 40,855.15 × 7,515.56
  4. Step 4: Simplify right side
    27,237.51x = 307,049,515.97
  5. Step 5: Solve for x
    x = 307,049,515.97/27,237.51
  6. Step 6: Final answer
    x = 11,273.04

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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.