Home / 33,422.85-50,118.62-19,386.90

Finding the Fourth Proportional to 33,422.85, 50,118.62 and 19,386.90

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Solution

The fourth proportional to 33,422.85, 50,118.62 and 19,386.90 is: 29,071.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.85 : 50,118.62 = 19,386.90 : x
  2. Step 2: Convert to fraction form
    33,422.85/50,118.62 = 19,386.90/x
  3. Step 3: Cross multiply
    33,422.85x = 50,118.62 × 19,386.90
  4. Step 4: Simplify right side
    33,422.85x = 971,644,577.14
  5. Step 5: Solve for x
    x = 971,644,577.14/33,422.85
  6. Step 6: Final answer
    x = 29,071.27

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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.