Home / 13,214.97-19,825.29-4,449.76

Finding the Fourth Proportional to 13,214.97, 19,825.29 and 4,449.76

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Solution

The fourth proportional to 13,214.97, 19,825.29 and 4,449.76 is: 6,675.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.97 : 19,825.29 = 4,449.76 : x
  2. Step 2: Convert to fraction form
    13,214.97/19,825.29 = 4,449.76/x
  3. Step 3: Cross multiply
    13,214.97x = 19,825.29 × 4,449.76
  4. Step 4: Simplify right side
    13,214.97x = 88,217,732.87
  5. Step 5: Solve for x
    x = 88,217,732.87/13,214.97
  6. Step 6: Final answer
    x = 6,675.59

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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.