Home / 27,720.24-41,584.47-10,188.70

Finding the Fourth Proportional to 27,720.24, 41,584.47 and 10,188.70

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Solution

The fourth proportional to 27,720.24, 41,584.47 and 10,188.70 is: 15,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,720.24 : 41,584.47 = 10,188.70 : x
  2. Step 2: Convert to fraction form
    27,720.24/41,584.47 = 10,188.70/x
  3. Step 3: Cross multiply
    27,720.24x = 41,584.47 × 10,188.70
  4. Step 4: Simplify right side
    27,720.24x = 423,691,689.49
  5. Step 5: Solve for x
    x = 423,691,689.49/27,720.24
  6. Step 6: Final answer
    x = 15,284.56

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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.