Home / 27,399.52-37,828.78-22,375.74

Finding the Fourth Proportional to 27,399.52, 37,828.78 and 22,375.74

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Solution

The fourth proportional to 27,399.52, 37,828.78 and 22,375.74 is: 30,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.52 : 37,828.78 = 22,375.74 : x
  2. Step 2: Convert to fraction form
    27,399.52/37,828.78 = 22,375.74/x
  3. Step 3: Cross multiply
    27,399.52x = 37,828.78 × 22,375.74
  4. Step 4: Simplify right side
    27,399.52x = 846,447,047.45
  5. Step 5: Solve for x
    x = 846,447,047.45/27,399.52
  6. Step 6: Final answer
    x = 30,892.77

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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.