Home / 26,542.32-36,628.68-15,211.56

Finding the Fourth Proportional to 26,542.32, 36,628.68 and 15,211.56

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Solution

The fourth proportional to 26,542.32, 36,628.68 and 15,211.56 is: 20,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,542.32 : 36,628.68 = 15,211.56 : x
  2. Step 2: Convert to fraction form
    26,542.32/36,628.68 = 15,211.56/x
  3. Step 3: Cross multiply
    26,542.32x = 36,628.68 × 15,211.56
  4. Step 4: Simplify right side
    26,542.32x = 557,179,363.54
  5. Step 5: Solve for x
    x = 557,179,363.54/26,542.32
  6. Step 6: Final answer
    x = 20,992.11

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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.