Home / 13,792.26-20,690.27-4,429.17

Finding the Fourth Proportional to 13,792.26, 20,690.27 and 4,429.17

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Solution

The fourth proportional to 13,792.26, 20,690.27 and 4,429.17 is: 6,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.26 : 20,690.27 = 4,429.17 : x
  2. Step 2: Convert to fraction form
    13,792.26/20,690.27 = 4,429.17/x
  3. Step 3: Cross multiply
    13,792.26x = 20,690.27 × 4,429.17
  4. Step 4: Simplify right side
    13,792.26x = 91,640,701.03
  5. Step 5: Solve for x
    x = 91,640,701.03/13,792.26
  6. Step 6: Final answer
    x = 6,644.36

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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.