Home / 36,708.84-55,029.83-13,329.81

Finding the Fourth Proportional to 36,708.84, 55,029.83 and 13,329.81

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Solution

The fourth proportional to 36,708.84, 55,029.83 and 13,329.81 is: 19,982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,708.84 : 55,029.83 = 13,329.81 : x
  2. Step 2: Convert to fraction form
    36,708.84/55,029.83 = 13,329.81/x
  3. Step 3: Cross multiply
    36,708.84x = 55,029.83 × 13,329.81
  4. Step 4: Simplify right side
    36,708.84x = 733,537,111.58
  5. Step 5: Solve for x
    x = 733,537,111.58/36,708.84
  6. Step 6: Final answer
    x = 19,982.57

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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.