Home / 27,211.48-37,551.97-15,112.11

Finding the Fourth Proportional to 27,211.48, 37,551.97 and 15,112.11

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Solution

The fourth proportional to 27,211.48, 37,551.97 and 15,112.11 is: 20,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.48 : 37,551.97 = 15,112.11 : x
  2. Step 2: Convert to fraction form
    27,211.48/37,551.97 = 15,112.11/x
  3. Step 3: Cross multiply
    27,211.48x = 37,551.97 × 15,112.11
  4. Step 4: Simplify right side
    27,211.48x = 567,489,501.36
  5. Step 5: Solve for x
    x = 567,489,501.36/27,211.48
  6. Step 6: Final answer
    x = 20,854.78

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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.