Home / 26,393.28-39,593.76-7,926.72

Finding the Fourth Proportional to 26,393.28, 39,593.76 and 7,926.72

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Solution

The fourth proportional to 26,393.28, 39,593.76 and 7,926.72 is: 11,891.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.28 : 39,593.76 = 7,926.72 : x
  2. Step 2: Convert to fraction form
    26,393.28/39,593.76 = 7,926.72/x
  3. Step 3: Cross multiply
    26,393.28x = 39,593.76 × 7,926.72
  4. Step 4: Simplify right side
    26,393.28x = 313,848,649.27
  5. Step 5: Solve for x
    x = 313,848,649.27/26,393.28
  6. Step 6: Final answer
    x = 11,891.23

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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.