Home / 10,029.08-13,839.96-5,553.25

Finding the Fourth Proportional to 10,029.08, 13,839.96 and 5,553.25

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Solution

The fourth proportional to 10,029.08, 13,839.96 and 5,553.25 is: 7,663.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.08 : 13,839.96 = 5,553.25 : x
  2. Step 2: Convert to fraction form
    10,029.08/13,839.96 = 5,553.25/x
  3. Step 3: Cross multiply
    10,029.08x = 13,839.96 × 5,553.25
  4. Step 4: Simplify right side
    10,029.08x = 76,856,757.87
  5. Step 5: Solve for x
    x = 76,856,757.87/10,029.08
  6. Step 6: Final answer
    x = 7,663.39

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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.