Home / 26,771.43-36,932.20-18,818.26

Finding the Fourth Proportional to 26,771.43, 36,932.20 and 18,818.26

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Solution

The fourth proportional to 26,771.43, 36,932.20 and 18,818.26 is: 25,960.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,771.43 : 36,932.20 = 18,818.26 : x
  2. Step 2: Convert to fraction form
    26,771.43/36,932.20 = 18,818.26/x
  3. Step 3: Cross multiply
    26,771.43x = 36,932.20 × 18,818.26
  4. Step 4: Simplify right side
    26,771.43x = 694,999,741.97
  5. Step 5: Solve for x
    x = 694,999,741.97/26,771.43
  6. Step 6: Final answer
    x = 25,960.50

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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.