Home / 37,147.48-55,684.50-13,767.64

Finding the Fourth Proportional to 37,147.48, 55,684.50 and 13,767.64

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Solution

The fourth proportional to 37,147.48, 55,684.50 and 13,767.64 is: 20,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,147.48 : 55,684.50 = 13,767.64 : x
  2. Step 2: Convert to fraction form
    37,147.48/55,684.50 = 13,767.64/x
  3. Step 3: Cross multiply
    37,147.48x = 55,684.50 × 13,767.64
  4. Step 4: Simplify right side
    37,147.48x = 766,644,149.58
  5. Step 5: Solve for x
    x = 766,644,149.58/37,147.48
  6. Step 6: Final answer
    x = 20,637.85

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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.