Home / 14,626.43-20,184.49-7,912.04

Finding the Fourth Proportional to 14,626.43, 20,184.49 and 7,912.04

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Solution

The fourth proportional to 14,626.43, 20,184.49 and 7,912.04 is: 10,918.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.43 : 20,184.49 = 7,912.04 : x
  2. Step 2: Convert to fraction form
    14,626.43/20,184.49 = 7,912.04/x
  3. Step 3: Cross multiply
    14,626.43x = 20,184.49 × 7,912.04
  4. Step 4: Simplify right side
    14,626.43x = 159,700,371.56
  5. Step 5: Solve for x
    x = 159,700,371.56/14,626.43
  6. Step 6: Final answer
    x = 10,918.61

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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.