Home / 10,029.93-13,839.26-5,553.38

Finding the Fourth Proportional to 10,029.93, 13,839.26 and 5,553.38

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Solution

The fourth proportional to 10,029.93, 13,839.26 and 5,553.38 is: 7,662.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.93 : 13,839.26 = 5,553.38 : x
  2. Step 2: Convert to fraction form
    10,029.93/13,839.26 = 5,553.38/x
  3. Step 3: Cross multiply
    10,029.93x = 13,839.26 × 5,553.38
  4. Step 4: Simplify right side
    10,029.93x = 76,854,572.74
  5. Step 5: Solve for x
    x = 76,854,572.74/10,029.93
  6. Step 6: Final answer
    x = 7,662.52

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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.