Home / 26,186.90-36,131.76-14,853.82

Finding the Fourth Proportional to 26,186.90, 36,131.76 and 14,853.82

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Solution

The fourth proportional to 26,186.90, 36,131.76 and 14,853.82 is: 20,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,186.90 : 36,131.76 = 14,853.82 : x
  2. Step 2: Convert to fraction form
    26,186.90/36,131.76 = 14,853.82/x
  3. Step 3: Cross multiply
    26,186.90x = 36,131.76 × 14,853.82
  4. Step 4: Simplify right side
    26,186.90x = 536,694,659.32
  5. Step 5: Solve for x
    x = 536,694,659.32/26,186.90
  6. Step 6: Final answer
    x = 20,494.78

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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.