Home / 19,966.60-29,910.30-17,504.20

Finding the Fourth Proportional to 19,966.60, 29,910.30 and 17,504.20

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Solution

The fourth proportional to 19,966.60, 29,910.30 and 17,504.20 is: 26,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966.60 : 29,910.30 = 17,504.20 : x
  2. Step 2: Convert to fraction form
    19,966.60/29,910.30 = 17,504.20/x
  3. Step 3: Cross multiply
    19,966.60x = 29,910.30 × 17,504.20
  4. Step 4: Simplify right side
    19,966.60x = 523,555,873.26
  5. Step 5: Solve for x
    x = 523,555,873.26/19,966.60
  6. Step 6: Final answer
    x = 26,221.58

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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.