Home / 42,194.25-63,291.78-18,496.89

Finding the Fourth Proportional to 42,194.25, 63,291.78 and 18,496.89

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Solution

The fourth proportional to 42,194.25, 63,291.78 and 18,496.89 is: 27,745.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,194.25 : 63,291.78 = 18,496.89 : x
  2. Step 2: Convert to fraction form
    42,194.25/63,291.78 = 18,496.89/x
  3. Step 3: Cross multiply
    42,194.25x = 63,291.78 × 18,496.89
  4. Step 4: Simplify right side
    42,194.25x = 1,170,701,092.56
  5. Step 5: Solve for x
    x = 1,170,701,092.56/42,194.25
  6. Step 6: Final answer
    x = 27,745.51

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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.