Home / 11,427.45-17,146.26-7,266.35

Finding the Fourth Proportional to 11,427.45, 17,146.26 and 7,266.35

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Solution

The fourth proportional to 11,427.45, 17,146.26 and 7,266.35 is: 10,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.45 : 17,146.26 = 7,266.35 : x
  2. Step 2: Convert to fraction form
    11,427.45/17,146.26 = 7,266.35/x
  3. Step 3: Cross multiply
    11,427.45x = 17,146.26 × 7,266.35
  4. Step 4: Simplify right side
    11,427.45x = 124,590,640.62
  5. Step 5: Solve for x
    x = 124,590,640.62/11,427.45
  6. Step 6: Final answer
    x = 10,902.75

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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.