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Finding the Fourth Proportional to 43,652.44, 65,490.75 and 17,375.64

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Solution

The fourth proportional to 43,652.44, 65,490.75 and 17,375.64 is: 26,068.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,652.44 : 65,490.75 = 17,375.64 : x
  2. Step 2: Convert to fraction form
    43,652.44/65,490.75 = 17,375.64/x
  3. Step 3: Cross multiply
    43,652.44x = 65,490.75 × 17,375.64
  4. Step 4: Simplify right side
    43,652.44x = 1,137,943,682.80
  5. Step 5: Solve for x
    x = 1,137,943,682.80/43,652.44
  6. Step 6: Final answer
    x = 26,068.27

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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.