Home / 36,676.13-55,017.14-11,719.70

Finding the Fourth Proportional to 36,676.13, 55,017.14 and 11,719.70

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Solution

The fourth proportional to 36,676.13, 55,017.14 and 11,719.70 is: 17,580.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,676.13 : 55,017.14 = 11,719.70 : x
  2. Step 2: Convert to fraction form
    36,676.13/55,017.14 = 11,719.70/x
  3. Step 3: Cross multiply
    36,676.13x = 55,017.14 × 11,719.70
  4. Step 4: Simplify right side
    36,676.13x = 644,784,041.97
  5. Step 5: Solve for x
    x = 644,784,041.97/36,676.13
  6. Step 6: Final answer
    x = 17,580.48

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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.