Home / 13,792.98-20,682.33-6,769.86

Finding the Fourth Proportional to 13,792.98, 20,682.33 and 6,769.86

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Solution

The fourth proportional to 13,792.98, 20,682.33 and 6,769.86 is: 10,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.98 : 20,682.33 = 6,769.86 : x
  2. Step 2: Convert to fraction form
    13,792.98/20,682.33 = 6,769.86/x
  3. Step 3: Cross multiply
    13,792.98x = 20,682.33 × 6,769.86
  4. Step 4: Simplify right side
    13,792.98x = 140,016,478.57
  5. Step 5: Solve for x
    x = 140,016,478.57/13,792.98
  6. Step 6: Final answer
    x = 10,151.29

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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.