Home / 13,388.04-20,085.82-4,954.42

Finding the Fourth Proportional to 13,388.04, 20,085.82 and 4,954.42

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Solution

The fourth proportional to 13,388.04, 20,085.82 and 4,954.42 is: 7,433.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,388.04 : 20,085.82 = 4,954.42 : x
  2. Step 2: Convert to fraction form
    13,388.04/20,085.82 = 4,954.42/x
  3. Step 3: Cross multiply
    13,388.04x = 20,085.82 × 4,954.42
  4. Step 4: Simplify right side
    13,388.04x = 99,513,588.32
  5. Step 5: Solve for x
    x = 99,513,588.32/13,388.04
  6. Step 6: Final answer
    x = 7,433.02

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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.