Home / 27,049.08-37,329.49-15,112.49

Finding the Fourth Proportional to 27,049.08, 37,329.49 and 15,112.49

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Solution

The fourth proportional to 27,049.08, 37,329.49 and 15,112.49 is: 20,856.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,049.08 : 37,329.49 = 15,112.49 : x
  2. Step 2: Convert to fraction form
    27,049.08/37,329.49 = 15,112.49/x
  3. Step 3: Cross multiply
    27,049.08x = 37,329.49 × 15,112.49
  4. Step 4: Simplify right side
    27,049.08x = 564,141,282.12
  5. Step 5: Solve for x
    x = 564,141,282.12/27,049.08
  6. Step 6: Final answer
    x = 20,856.21

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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.