Home / 19,173.19-28,697.82-11,792.47

Finding the Fourth Proportional to 19,173.19, 28,697.82 and 11,792.47

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Solution

The fourth proportional to 19,173.19, 28,697.82 and 11,792.47 is: 17,650.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.19 : 28,697.82 = 11,792.47 : x
  2. Step 2: Convert to fraction form
    19,173.19/28,697.82 = 11,792.47/x
  3. Step 3: Cross multiply
    19,173.19x = 28,697.82 × 11,792.47
  4. Step 4: Simplify right side
    19,173.19x = 338,418,181.42
  5. Step 5: Solve for x
    x = 338,418,181.42/19,173.19
  6. Step 6: Final answer
    x = 17,650.59

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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.