Home / 26,480.46-39,701.46-12,433.26

Finding the Fourth Proportional to 26,480.46, 39,701.46 and 12,433.26

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Solution

The fourth proportional to 26,480.46, 39,701.46 and 12,433.26 is: 18,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.46 : 39,701.46 = 12,433.26 : x
  2. Step 2: Convert to fraction form
    26,480.46/39,701.46 = 12,433.26/x
  3. Step 3: Cross multiply
    26,480.46x = 39,701.46 × 12,433.26
  4. Step 4: Simplify right side
    26,480.46x = 493,618,574.56
  5. Step 5: Solve for x
    x = 493,618,574.56/26,480.46
  6. Step 6: Final answer
    x = 18,640.86

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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.