Home / 27,180.96-37,510.12-15,850.14

Finding the Fourth Proportional to 27,180.96, 37,510.12 and 15,850.14

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Solution

The fourth proportional to 27,180.96, 37,510.12 and 15,850.14 is: 21,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,180.96 : 37,510.12 = 15,850.14 : x
  2. Step 2: Convert to fraction form
    27,180.96/37,510.12 = 15,850.14/x
  3. Step 3: Cross multiply
    27,180.96x = 37,510.12 × 15,850.14
  4. Step 4: Simplify right side
    27,180.96x = 594,540,465.87
  5. Step 5: Solve for x
    x = 594,540,465.87/27,180.96
  6. Step 6: Final answer
    x = 21,873.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.