Home / 26,157.22-36,102.20-15,544.80

Finding the Fourth Proportional to 26,157.22, 36,102.20 and 15,544.80

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Solution

The fourth proportional to 26,157.22, 36,102.20 and 15,544.80 is: 21,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.22 : 36,102.20 = 15,544.80 : x
  2. Step 2: Convert to fraction form
    26,157.22/36,102.20 = 15,544.80/x
  3. Step 3: Cross multiply
    26,157.22x = 36,102.20 × 15,544.80
  4. Step 4: Simplify right side
    26,157.22x = 561,201,478.56
  5. Step 5: Solve for x
    x = 561,201,478.56/26,157.22
  6. Step 6: Final answer
    x = 21,454.94

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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.