Home / 21,073.26-29,214.24-19,949.67

Finding the Fourth Proportional to 21,073.26, 29,214.24 and 19,949.67

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Solution

The fourth proportional to 21,073.26, 29,214.24 and 19,949.67 is: 27,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,073.26 : 29,214.24 = 19,949.67 : x
  2. Step 2: Convert to fraction form
    21,073.26/29,214.24 = 19,949.67/x
  3. Step 3: Cross multiply
    21,073.26x = 29,214.24 × 19,949.67
  4. Step 4: Simplify right side
    21,073.26x = 582,814,447.30
  5. Step 5: Solve for x
    x = 582,814,447.30/21,073.26
  6. Step 6: Final answer
    x = 27,656.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.