Home / 26,315.82-39,493.17-19,754.82

Finding the Fourth Proportional to 26,315.82, 39,493.17 and 19,754.82

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Solution

The fourth proportional to 26,315.82, 39,493.17 and 19,754.82 is: 29,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.82 : 39,493.17 = 19,754.82 : x
  2. Step 2: Convert to fraction form
    26,315.82/39,493.17 = 19,754.82/x
  3. Step 3: Cross multiply
    26,315.82x = 39,493.17 × 19,754.82
  4. Step 4: Simplify right side
    26,315.82x = 780,180,464.58
  5. Step 5: Solve for x
    x = 780,180,464.58/26,315.82
  6. Step 6: Final answer
    x = 29,646.82

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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.