Home / 26,945.44-40,429.92-9,427.84

Finding the Fourth Proportional to 26,945.44, 40,429.92 and 9,427.84

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Solution

The fourth proportional to 26,945.44, 40,429.92 and 9,427.84 is: 14,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.44 : 40,429.92 = 9,427.84 : x
  2. Step 2: Convert to fraction form
    26,945.44/40,429.92 = 9,427.84/x
  3. Step 3: Cross multiply
    26,945.44x = 40,429.92 × 9,427.84
  4. Step 4: Simplify right side
    26,945.44x = 381,166,816.97
  5. Step 5: Solve for x
    x = 381,166,816.97/26,945.44
  6. Step 6: Final answer
    x = 14,145.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.