Home / 26,833.84-37,047.39-20,773.11

Finding the Fourth Proportional to 26,833.84, 37,047.39 and 20,773.11

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Solution

The fourth proportional to 26,833.84, 37,047.39 and 20,773.11 is: 28,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,833.84 : 37,047.39 = 20,773.11 : x
  2. Step 2: Convert to fraction form
    26,833.84/37,047.39 = 20,773.11/x
  3. Step 3: Cross multiply
    26,833.84x = 37,047.39 × 20,773.11
  4. Step 4: Simplify right side
    26,833.84x = 769,589,507.68
  5. Step 5: Solve for x
    x = 769,589,507.68/26,833.84
  6. Step 6: Final answer
    x = 28,679.81

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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.