Home / 13,893.84-20,842.58-4,530.56

Finding the Fourth Proportional to 13,893.84, 20,842.58 and 4,530.56

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Solution

The fourth proportional to 13,893.84, 20,842.58 and 4,530.56 is: 6,796.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.84 : 20,842.58 = 4,530.56 : x
  2. Step 2: Convert to fraction form
    13,893.84/20,842.58 = 4,530.56/x
  3. Step 3: Cross multiply
    13,893.84x = 20,842.58 × 4,530.56
  4. Step 4: Simplify right side
    13,893.84x = 94,428,559.24
  5. Step 5: Solve for x
    x = 94,428,559.24/13,893.84
  6. Step 6: Final answer
    x = 6,796.43

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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.