Home / 26,860.26-40,252.18-19,784.63

Finding the Fourth Proportional to 26,860.26, 40,252.18 and 19,784.63

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Solution

The fourth proportional to 26,860.26, 40,252.18 and 19,784.63 is: 29,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,860.26 : 40,252.18 = 19,784.63 : x
  2. Step 2: Convert to fraction form
    26,860.26/40,252.18 = 19,784.63/x
  3. Step 3: Cross multiply
    26,860.26x = 40,252.18 × 19,784.63
  4. Step 4: Simplify right side
    26,860.26x = 796,374,511.87
  5. Step 5: Solve for x
    x = 796,374,511.87/26,860.26
  6. Step 6: Final answer
    x = 29,648.81

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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.