Home / 27,069.87-37,356.30-15,133.21

Finding the Fourth Proportional to 27,069.87, 37,356.30 and 15,133.21

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Solution

The fourth proportional to 27,069.87, 37,356.30 and 15,133.21 is: 20,883.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,069.87 : 37,356.30 = 15,133.21 : x
  2. Step 2: Convert to fraction form
    27,069.87/37,356.30 = 15,133.21/x
  3. Step 3: Cross multiply
    27,069.87x = 37,356.30 × 15,133.21
  4. Step 4: Simplify right side
    27,069.87x = 565,320,732.72
  5. Step 5: Solve for x
    x = 565,320,732.72/27,069.87
  6. Step 6: Final answer
    x = 20,883.76

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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.