Home / 26,708.88-36,824.70-17,131.86

Finding the Fourth Proportional to 26,708.88, 36,824.70 and 17,131.86

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Solution

The fourth proportional to 26,708.88, 36,824.70 and 17,131.86 is: 23,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,708.88 : 36,824.70 = 17,131.86 : x
  2. Step 2: Convert to fraction form
    26,708.88/36,824.70 = 17,131.86/x
  3. Step 3: Cross multiply
    26,708.88x = 36,824.70 × 17,131.86
  4. Step 4: Simplify right side
    26,708.88x = 630,875,604.94
  5. Step 5: Solve for x
    x = 630,875,604.94/26,708.88
  6. Step 6: Final answer
    x = 23,620.44

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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.