Home / 39,711.36-59,536.62-13,409.04

Finding the Fourth Proportional to 39,711.36, 59,536.62 and 13,409.04

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Solution

The fourth proportional to 39,711.36, 59,536.62 and 13,409.04 is: 20,103.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.36 : 59,536.62 = 13,409.04 : x
  2. Step 2: Convert to fraction form
    39,711.36/59,536.62 = 13,409.04/x
  3. Step 3: Cross multiply
    39,711.36x = 59,536.62 × 13,409.04
  4. Step 4: Simplify right side
    39,711.36x = 798,328,919.04
  5. Step 5: Solve for x
    x = 798,328,919.04/39,711.36
  6. Step 6: Final answer
    x = 20,103.29

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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.