Home / 13,214.73-19,820.17-3,852.24

Finding the Fourth Proportional to 13,214.73, 19,820.17 and 3,852.24

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Solution

The fourth proportional to 13,214.73, 19,820.17 and 3,852.24 is: 5,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.73 : 19,820.17 = 3,852.24 : x
  2. Step 2: Convert to fraction form
    13,214.73/19,820.17 = 3,852.24/x
  3. Step 3: Cross multiply
    13,214.73x = 19,820.17 × 3,852.24
  4. Step 4: Simplify right side
    13,214.73x = 76,351,982.17
  5. Step 5: Solve for x
    x = 76,351,982.17/13,214.73
  6. Step 6: Final answer
    x = 5,777.79

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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.