Home / 13,744.53-20,619.60-4,384.29

Finding the Fourth Proportional to 13,744.53, 20,619.60 and 4,384.29

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Solution

The fourth proportional to 13,744.53, 20,619.60 and 4,384.29 is: 6,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744.53 : 20,619.60 = 4,384.29 : x
  2. Step 2: Convert to fraction form
    13,744.53/20,619.60 = 4,384.29/x
  3. Step 3: Cross multiply
    13,744.53x = 20,619.60 × 4,384.29
  4. Step 4: Simplify right side
    13,744.53x = 90,402,306.08
  5. Step 5: Solve for x
    x = 90,402,306.08/13,744.53
  6. Step 6: Final answer
    x = 6,577.33

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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.