Home / 26,704.82-36,855.42-15,374.72

Finding the Fourth Proportional to 26,704.82, 36,855.42 and 15,374.72

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Solution

The fourth proportional to 26,704.82, 36,855.42 and 15,374.72 is: 21,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,704.82 : 36,855.42 = 15,374.72 : x
  2. Step 2: Convert to fraction form
    26,704.82/36,855.42 = 15,374.72/x
  3. Step 3: Cross multiply
    26,704.82x = 36,855.42 × 15,374.72
  4. Step 4: Simplify right side
    26,704.82x = 566,641,762.98
  5. Step 5: Solve for x
    x = 566,641,762.98/26,704.82
  6. Step 6: Final answer
    x = 21,218.71

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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.