Home / 26,512.90-39,769.68-6,790.94

Finding the Fourth Proportional to 26,512.90, 39,769.68 and 6,790.94

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Solution

The fourth proportional to 26,512.90, 39,769.68 and 6,790.94 is: 10,186.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,512.90 : 39,769.68 = 6,790.94 : x
  2. Step 2: Convert to fraction form
    26,512.90/39,769.68 = 6,790.94/x
  3. Step 3: Cross multiply
    26,512.90x = 39,769.68 × 6,790.94
  4. Step 4: Simplify right side
    26,512.90x = 270,073,510.70
  5. Step 5: Solve for x
    x = 270,073,510.70/26,512.90
  6. Step 6: Final answer
    x = 10,186.49

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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.