Home / 15,503.29-23,241.25-5,640.85

Finding the Fourth Proportional to 15,503.29, 23,241.25 and 5,640.85

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Solution

The fourth proportional to 15,503.29, 23,241.25 and 5,640.85 is: 8,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503.29 : 23,241.25 = 5,640.85 : x
  2. Step 2: Convert to fraction form
    15,503.29/23,241.25 = 5,640.85/x
  3. Step 3: Cross multiply
    15,503.29x = 23,241.25 × 5,640.85
  4. Step 4: Simplify right side
    15,503.29x = 131,100,405.06
  5. Step 5: Solve for x
    x = 131,100,405.06/15,503.29
  6. Step 6: Final answer
    x = 8,456.30

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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.