Home / 19,175.70-28,763.55-17,793.30

Finding the Fourth Proportional to 19,175.70, 28,763.55 and 17,793.30

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Solution

The fourth proportional to 19,175.70, 28,763.55 and 17,793.30 is: 26,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175.70 : 28,763.55 = 17,793.30 : x
  2. Step 2: Convert to fraction form
    19,175.70/28,763.55 = 17,793.30/x
  3. Step 3: Cross multiply
    19,175.70x = 28,763.55 × 17,793.30
  4. Step 4: Simplify right side
    19,175.70x = 511,798,474.22
  5. Step 5: Solve for x
    x = 511,798,474.22/19,175.70
  6. Step 6: Final answer
    x = 26,689.95

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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.