Home / 13,758.25-20,637.66-4,524.25

Finding the Fourth Proportional to 13,758.25, 20,637.66 and 4,524.25

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Solution

The fourth proportional to 13,758.25, 20,637.66 and 4,524.25 is: 6,786.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,758.25 : 20,637.66 = 4,524.25 : x
  2. Step 2: Convert to fraction form
    13,758.25/20,637.66 = 4,524.25/x
  3. Step 3: Cross multiply
    13,758.25x = 20,637.66 × 4,524.25
  4. Step 4: Simplify right side
    13,758.25x = 93,369,933.26
  5. Step 5: Solve for x
    x = 93,369,933.26/13,758.25
  6. Step 6: Final answer
    x = 6,786.47

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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.