Home / 26,173.49-36,151.83-18,991.85

Finding the Fourth Proportional to 26,173.49, 36,151.83 and 18,991.85

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Solution

The fourth proportional to 26,173.49, 36,151.83 and 18,991.85 is: 26,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,173.49 : 36,151.83 = 18,991.85 : x
  2. Step 2: Convert to fraction form
    26,173.49/36,151.83 = 18,991.85/x
  3. Step 3: Cross multiply
    26,173.49x = 36,151.83 × 18,991.85
  4. Step 4: Simplify right side
    26,173.49x = 686,589,951.83
  5. Step 5: Solve for x
    x = 686,589,951.83/26,173.49
  6. Step 6: Final answer
    x = 26,232.27

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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.