Home / 13,700.50-20,553.99-4,466.50

Finding the Fourth Proportional to 13,700.50, 20,553.99 and 4,466.50

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Solution

The fourth proportional to 13,700.50, 20,553.99 and 4,466.50 is: 6,700.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,700.50 : 20,553.99 = 4,466.50 : x
  2. Step 2: Convert to fraction form
    13,700.50/20,553.99 = 4,466.50/x
  3. Step 3: Cross multiply
    13,700.50x = 20,553.99 × 4,466.50
  4. Step 4: Simplify right side
    13,700.50x = 91,804,396.34
  5. Step 5: Solve for x
    x = 91,804,396.34/13,700.50
  6. Step 6: Final answer
    x = 6,700.81

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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.