Home / 15,174.03-22,770.77-7,378.59

Finding the Fourth Proportional to 15,174.03, 22,770.77 and 7,378.59

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Solution

The fourth proportional to 15,174.03, 22,770.77 and 7,378.59 is: 11,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.03 : 22,770.77 = 7,378.59 : x
  2. Step 2: Convert to fraction form
    15,174.03/22,770.77 = 7,378.59/x
  3. Step 3: Cross multiply
    15,174.03x = 22,770.77 × 7,378.59
  4. Step 4: Simplify right side
    15,174.03x = 168,016,138.92
  5. Step 5: Solve for x
    x = 168,016,138.92/15,174.03
  6. Step 6: Final answer
    x = 11,072.61

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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.