Home / 13,945.23-19,244.46-8,201.22

Finding the Fourth Proportional to 13,945.23, 19,244.46 and 8,201.22

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Solution

The fourth proportional to 13,945.23, 19,244.46 and 8,201.22 is: 11,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945.23 : 19,244.46 = 8,201.22 : x
  2. Step 2: Convert to fraction form
    13,945.23/19,244.46 = 8,201.22/x
  3. Step 3: Cross multiply
    13,945.23x = 19,244.46 × 8,201.22
  4. Step 4: Simplify right side
    13,945.23x = 157,827,989.55
  5. Step 5: Solve for x
    x = 157,827,989.55/13,945.23
  6. Step 6: Final answer
    x = 11,317.70

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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.