Home / 26,173.50-36,105.39-18,201.87

Finding the Fourth Proportional to 26,173.50, 36,105.39 and 18,201.87

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Solution

The fourth proportional to 26,173.50, 36,105.39 and 18,201.87 is: 25,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,173.50 : 36,105.39 = 18,201.87 : x
  2. Step 2: Convert to fraction form
    26,173.50/36,105.39 = 18,201.87/x
  3. Step 3: Cross multiply
    26,173.50x = 36,105.39 × 18,201.87
  4. Step 4: Simplify right side
    26,173.50x = 657,185,615.08
  5. Step 5: Solve for x
    x = 657,185,615.08/26,173.50
  6. Step 6: Final answer
    x = 25,108.82

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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.