Home / 13,764.36-20,647.62-4,530.36

Finding the Fourth Proportional to 13,764.36, 20,647.62 and 4,530.36

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Solution

The fourth proportional to 13,764.36, 20,647.62 and 4,530.36 is: 6,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764.36 : 20,647.62 = 4,530.36 : x
  2. Step 2: Convert to fraction form
    13,764.36/20,647.62 = 4,530.36/x
  3. Step 3: Cross multiply
    13,764.36x = 20,647.62 × 4,530.36
  4. Step 4: Simplify right side
    13,764.36x = 93,541,151.74
  5. Step 5: Solve for x
    x = 93,541,151.74/13,764.36
  6. Step 6: Final answer
    x = 6,795.90

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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.