Home / 26,157.38-36,105.09-17,778.74

Finding the Fourth Proportional to 26,157.38, 36,105.09 and 17,778.74

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Solution

The fourth proportional to 26,157.38, 36,105.09 and 17,778.74 is: 24,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.38 : 36,105.09 = 17,778.74 : x
  2. Step 2: Convert to fraction form
    26,157.38/36,105.09 = 17,778.74/x
  3. Step 3: Cross multiply
    26,157.38x = 36,105.09 × 17,778.74
  4. Step 4: Simplify right side
    26,157.38x = 641,903,007.79
  5. Step 5: Solve for x
    x = 641,903,007.79/26,157.38
  6. Step 6: Final answer
    x = 24,540.03

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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.