Home / 12,029.19-18,046.14-3,707.79

Finding the Fourth Proportional to 12,029.19, 18,046.14 and 3,707.79

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Solution

The fourth proportional to 12,029.19, 18,046.14 and 3,707.79 is: 5,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.19 : 18,046.14 = 3,707.79 : x
  2. Step 2: Convert to fraction form
    12,029.19/18,046.14 = 3,707.79/x
  3. Step 3: Cross multiply
    12,029.19x = 18,046.14 × 3,707.79
  4. Step 4: Simplify right side
    12,029.19x = 66,911,297.43
  5. Step 5: Solve for x
    x = 66,911,297.43/12,029.19
  6. Step 6: Final answer
    x = 5,562.41

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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.