Home / 26,614.97-39,921.58-10,815.33

Finding the Fourth Proportional to 26,614.97, 39,921.58 and 10,815.33

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Solution

The fourth proportional to 26,614.97, 39,921.58 and 10,815.33 is: 16,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,614.97 : 39,921.58 = 10,815.33 : x
  2. Step 2: Convert to fraction form
    26,614.97/39,921.58 = 10,815.33/x
  3. Step 3: Cross multiply
    26,614.97x = 39,921.58 × 10,815.33
  4. Step 4: Simplify right side
    26,614.97x = 431,765,061.82
  5. Step 5: Solve for x
    x = 431,765,061.82/26,614.97
  6. Step 6: Final answer
    x = 16,222.64

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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.