Home / 19,759.22-29,623.42-13,417.38

Finding the Fourth Proportional to 19,759.22, 29,623.42 and 13,417.38

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Solution

The fourth proportional to 19,759.22, 29,623.42 and 13,417.38 is: 20,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.22 : 29,623.42 = 13,417.38 : x
  2. Step 2: Convert to fraction form
    19,759.22/29,623.42 = 13,417.38/x
  3. Step 3: Cross multiply
    19,759.22x = 29,623.42 × 13,417.38
  4. Step 4: Simplify right side
    19,759.22x = 397,468,683.04
  5. Step 5: Solve for x
    x = 397,468,683.04/19,759.22
  6. Step 6: Final answer
    x = 20,115.61

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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.