Home / 26,168.47-36,099.80-15,550.59

Finding the Fourth Proportional to 26,168.47, 36,099.80 and 15,550.59

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Solution

The fourth proportional to 26,168.47, 36,099.80 and 15,550.59 is: 21,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.47 : 36,099.80 = 15,550.59 : x
  2. Step 2: Convert to fraction form
    26,168.47/36,099.80 = 15,550.59/x
  3. Step 3: Cross multiply
    26,168.47x = 36,099.80 × 15,550.59
  4. Step 4: Simplify right side
    26,168.47x = 561,373,188.88
  5. Step 5: Solve for x
    x = 561,373,188.88/26,168.47
  6. Step 6: Final answer
    x = 21,452.27

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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.