Home / 20,008.20-29,954.70-17,934.60

Finding the Fourth Proportional to 20,008.20, 29,954.70 and 17,934.60

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Solution

The fourth proportional to 20,008.20, 29,954.70 and 17,934.60 is: 26,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,008.20 : 29,954.70 = 17,934.60 : x
  2. Step 2: Convert to fraction form
    20,008.20/29,954.70 = 17,934.60/x
  3. Step 3: Cross multiply
    20,008.20x = 29,954.70 × 17,934.60
  4. Step 4: Simplify right side
    20,008.20x = 537,225,562.62
  5. Step 5: Solve for x
    x = 537,225,562.62/20,008.20
  6. Step 6: Final answer
    x = 26,850.27

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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.