Home / 26,157.88-36,105.78-17,779.24

Finding the Fourth Proportional to 26,157.88, 36,105.78 and 17,779.24

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Solution

The fourth proportional to 26,157.88, 36,105.78 and 17,779.24 is: 24,540.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.88 : 36,105.78 = 17,779.24 : x
  2. Step 2: Convert to fraction form
    26,157.88/36,105.78 = 17,779.24/x
  3. Step 3: Cross multiply
    26,157.88x = 36,105.78 × 17,779.24
  4. Step 4: Simplify right side
    26,157.88x = 641,933,328.01
  5. Step 5: Solve for x
    x = 641,933,328.01/26,157.88
  6. Step 6: Final answer
    x = 24,540.72

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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.