Home / 19,240.46-28,863.57-6,761.96

Finding the Fourth Proportional to 19,240.46, 28,863.57 and 6,761.96

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Solution

The fourth proportional to 19,240.46, 28,863.57 and 6,761.96 is: 10,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.46 : 28,863.57 = 6,761.96 : x
  2. Step 2: Convert to fraction form
    19,240.46/28,863.57 = 6,761.96/x
  3. Step 3: Cross multiply
    19,240.46x = 28,863.57 × 6,761.96
  4. Step 4: Simplify right side
    19,240.46x = 195,174,305.80
  5. Step 5: Solve for x
    x = 195,174,305.80/19,240.46
  6. Step 6: Final answer
    x = 10,143.95

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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.