Home / 26,120.82-36,042.90-14,940.66

Finding the Fourth Proportional to 26,120.82, 36,042.90 and 14,940.66

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Solution

The fourth proportional to 26,120.82, 36,042.90 and 14,940.66 is: 20,615.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120.82 : 36,042.90 = 14,940.66 : x
  2. Step 2: Convert to fraction form
    26,120.82/36,042.90 = 14,940.66/x
  3. Step 3: Cross multiply
    26,120.82x = 36,042.90 × 14,940.66
  4. Step 4: Simplify right side
    26,120.82x = 538,504,714.31
  5. Step 5: Solve for x
    x = 538,504,714.31/26,120.82
  6. Step 6: Final answer
    x = 20,615.92

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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.