Home / 26,896.10-40,344.15-19,465.70

Finding the Fourth Proportional to 26,896.10, 40,344.15 and 19,465.70

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Solution

The fourth proportional to 26,896.10, 40,344.15 and 19,465.70 is: 29,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,896.10 : 40,344.15 = 19,465.70 : x
  2. Step 2: Convert to fraction form
    26,896.10/40,344.15 = 19,465.70/x
  3. Step 3: Cross multiply
    26,896.10x = 40,344.15 × 19,465.70
  4. Step 4: Simplify right side
    26,896.10x = 785,327,120.66
  5. Step 5: Solve for x
    x = 785,327,120.66/26,896.10
  6. Step 6: Final answer
    x = 29,198.55

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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.