Home / 21,945.54-32,845.41-17,542.38

Finding the Fourth Proportional to 21,945.54, 32,845.41 and 17,542.38

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Solution

The fourth proportional to 21,945.54, 32,845.41 and 17,542.38 is: 26,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,945.54 : 32,845.41 = 17,542.38 : x
  2. Step 2: Convert to fraction form
    21,945.54/32,845.41 = 17,542.38/x
  3. Step 3: Cross multiply
    21,945.54x = 32,845.41 × 17,542.38
  4. Step 4: Simplify right side
    21,945.54x = 576,186,663.48
  5. Step 5: Solve for x
    x = 576,186,663.48/21,945.54
  6. Step 6: Final answer
    x = 26,255.30

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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.