Home / 26,790.26-40,179.90-10,144.56

Finding the Fourth Proportional to 26,790.26, 40,179.90 and 10,144.56

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Solution

The fourth proportional to 26,790.26, 40,179.90 and 10,144.56 is: 15,214.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.26 : 40,179.90 = 10,144.56 : x
  2. Step 2: Convert to fraction form
    26,790.26/40,179.90 = 10,144.56/x
  3. Step 3: Cross multiply
    26,790.26x = 40,179.90 × 10,144.56
  4. Step 4: Simplify right side
    26,790.26x = 407,607,406.34
  5. Step 5: Solve for x
    x = 407,607,406.34/26,790.26
  6. Step 6: Final answer
    x = 15,214.76

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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.