Home / 11,945.67-17,916.10-11,352.90

Finding the Fourth Proportional to 11,945.67, 17,916.10 and 11,352.90

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Solution

The fourth proportional to 11,945.67, 17,916.10 and 11,352.90 is: 17,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945.67 : 17,916.10 = 11,352.90 : x
  2. Step 2: Convert to fraction form
    11,945.67/17,916.10 = 11,352.90/x
  3. Step 3: Cross multiply
    11,945.67x = 17,916.10 × 11,352.90
  4. Step 4: Simplify right side
    11,945.67x = 203,399,663.31
  5. Step 5: Solve for x
    x = 203,399,663.31/11,945.67
  6. Step 6: Final answer
    x = 17,027.06

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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.