Home / 14,517.36-20,136.42-14,133.15

Finding the Fourth Proportional to 14,517.36, 20,136.42 and 14,133.15

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Solution

The fourth proportional to 14,517.36, 20,136.42 and 14,133.15 is: 19,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.36 : 20,136.42 = 14,133.15 : x
  2. Step 2: Convert to fraction form
    14,517.36/20,136.42 = 14,133.15/x
  3. Step 3: Cross multiply
    14,517.36x = 20,136.42 × 14,133.15
  4. Step 4: Simplify right side
    14,517.36x = 284,591,044.32
  5. Step 5: Solve for x
    x = 284,591,044.32/14,517.36
  6. Step 6: Final answer
    x = 19,603.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.