Home / 15,553.89-23,308.97-6,770.39

Finding the Fourth Proportional to 15,553.89, 23,308.97 and 6,770.39

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Solution

The fourth proportional to 15,553.89, 23,308.97 and 6,770.39 is: 10,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.89 : 23,308.97 = 6,770.39 : x
  2. Step 2: Convert to fraction form
    15,553.89/23,308.97 = 6,770.39/x
  3. Step 3: Cross multiply
    15,553.89x = 23,308.97 × 6,770.39
  4. Step 4: Simplify right side
    15,553.89x = 157,810,667.00
  5. Step 5: Solve for x
    x = 157,810,667.00/15,553.89
  6. Step 6: Final answer
    x = 10,146.06

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1.5x scale

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.