Home / 26,949.11-37,190.92-15,012.45

Finding the Fourth Proportional to 26,949.11, 37,190.92 and 15,012.45

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Solution

The fourth proportional to 26,949.11, 37,190.92 and 15,012.45 is: 20,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.11 : 37,190.92 = 15,012.45 : x
  2. Step 2: Convert to fraction form
    26,949.11/37,190.92 = 15,012.45/x
  3. Step 3: Cross multiply
    26,949.11x = 37,190.92 × 15,012.45
  4. Step 4: Simplify right side
    26,949.11x = 558,326,789.42
  5. Step 5: Solve for x
    x = 558,326,789.42/26,949.11
  6. Step 6: Final answer
    x = 20,717.82

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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.