Home / 15,429.82-23,144.73-3,742.94

Finding the Fourth Proportional to 15,429.82, 23,144.73 and 3,742.94

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Solution

The fourth proportional to 15,429.82, 23,144.73 and 3,742.94 is: 5,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.82 : 23,144.73 = 3,742.94 : x
  2. Step 2: Convert to fraction form
    15,429.82/23,144.73 = 3,742.94/x
  3. Step 3: Cross multiply
    15,429.82x = 23,144.73 × 3,742.94
  4. Step 4: Simplify right side
    15,429.82x = 86,629,335.71
  5. Step 5: Solve for x
    x = 86,629,335.71/15,429.82
  6. Step 6: Final answer
    x = 5,614.41

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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.