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Finding the Fourth Proportional to 44,495.47, 66,745.43 and 13,327.75

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Solution

The fourth proportional to 44,495.47, 66,745.43 and 13,327.75 is: 19,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,495.47 : 66,745.43 = 13,327.75 : x
  2. Step 2: Convert to fraction form
    44,495.47/66,745.43 = 13,327.75/x
  3. Step 3: Cross multiply
    44,495.47x = 66,745.43 × 13,327.75
  4. Step 4: Simplify right side
    44,495.47x = 889,566,404.68
  5. Step 5: Solve for x
    x = 889,566,404.68/44,495.47
  6. Step 6: Final answer
    x = 19,992.29

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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.