Home / 26,311.82-36,309.74-14,375.21

Finding the Fourth Proportional to 26,311.82, 36,309.74 and 14,375.21

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Solution

The fourth proportional to 26,311.82, 36,309.74 and 14,375.21 is: 19,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.82 : 36,309.74 = 14,375.21 : x
  2. Step 2: Convert to fraction form
    26,311.82/36,309.74 = 14,375.21/x
  3. Step 3: Cross multiply
    26,311.82x = 36,309.74 × 14,375.21
  4. Step 4: Simplify right side
    26,311.82x = 521,959,884.12
  5. Step 5: Solve for x
    x = 521,959,884.12/26,311.82
  6. Step 6: Final answer
    x = 19,837.47

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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.