Home / 36,706.78-55,068.38-11,748.33

Finding the Fourth Proportional to 36,706.78, 55,068.38 and 11,748.33

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Solution

The fourth proportional to 36,706.78, 55,068.38 and 11,748.33 is: 17,625.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,706.78 : 55,068.38 = 11,748.33 : x
  2. Step 2: Convert to fraction form
    36,706.78/55,068.38 = 11,748.33/x
  3. Step 3: Cross multiply
    36,706.78x = 55,068.38 × 11,748.33
  4. Step 4: Simplify right side
    36,706.78x = 646,961,166.72
  5. Step 5: Solve for x
    x = 646,961,166.72/36,706.78
  6. Step 6: Final answer
    x = 17,625.11

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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.