Home / 13,839.04-19,103.58-10,481.86

Finding the Fourth Proportional to 13,839.04, 19,103.58 and 10,481.86

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Solution

The fourth proportional to 13,839.04, 19,103.58 and 10,481.86 is: 14,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,839.04 : 19,103.58 = 10,481.86 : x
  2. Step 2: Convert to fraction form
    13,839.04/19,103.58 = 10,481.86/x
  3. Step 3: Cross multiply
    13,839.04x = 19,103.58 × 10,481.86
  4. Step 4: Simplify right side
    13,839.04x = 200,241,051.06
  5. Step 5: Solve for x
    x = 200,241,051.06/13,839.04
  6. Step 6: Final answer
    x = 14,469.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.