Home / 17,763.44-26,640.60-5,280.52

Finding the Fourth Proportional to 17,763.44, 26,640.60 and 5,280.52

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Solution

The fourth proportional to 17,763.44, 26,640.60 and 5,280.52 is: 7,919.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,763.44 : 26,640.60 = 5,280.52 : x
  2. Step 2: Convert to fraction form
    17,763.44/26,640.60 = 5,280.52/x
  3. Step 3: Cross multiply
    17,763.44x = 26,640.60 × 5,280.52
  4. Step 4: Simplify right side
    17,763.44x = 140,676,221.11
  5. Step 5: Solve for x
    x = 140,676,221.11/17,763.44
  6. Step 6: Final answer
    x = 7,919.42

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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.