Home / 26,843.62-40,266.27-12,805.17

Finding the Fourth Proportional to 26,843.62, 40,266.27 and 12,805.17

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Solution

The fourth proportional to 26,843.62, 40,266.27 and 12,805.17 is: 19,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,843.62 : 40,266.27 = 12,805.17 : x
  2. Step 2: Convert to fraction form
    26,843.62/40,266.27 = 12,805.17/x
  3. Step 3: Cross multiply
    26,843.62x = 40,266.27 × 12,805.17
  4. Step 4: Simplify right side
    26,843.62x = 515,616,432.62
  5. Step 5: Solve for x
    x = 515,616,432.62/26,843.62
  6. Step 6: Final answer
    x = 19,208.16

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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.