Home / 26,741.85-36,898.83-15,409.75

Finding the Fourth Proportional to 26,741.85, 36,898.83 and 15,409.75

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Solution

The fourth proportional to 26,741.85, 36,898.83 and 15,409.75 is: 21,262.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,741.85 : 36,898.83 = 15,409.75 : x
  2. Step 2: Convert to fraction form
    26,741.85/36,898.83 = 15,409.75/x
  3. Step 3: Cross multiply
    26,741.85x = 36,898.83 × 15,409.75
  4. Step 4: Simplify right side
    26,741.85x = 568,601,745.59
  5. Step 5: Solve for x
    x = 568,601,745.59/26,741.85
  6. Step 6: Final answer
    x = 21,262.62

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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.