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Finding the Fourth Proportional to 43,765.96, 65,625.90 and 29,918.92

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Solution

The fourth proportional to 43,765.96, 65,625.90 and 29,918.92 is: 44,862.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,765.96 : 65,625.90 = 29,918.92 : x
  2. Step 2: Convert to fraction form
    43,765.96/65,625.90 = 29,918.92/x
  3. Step 3: Cross multiply
    43,765.96x = 65,625.90 × 29,918.92
  4. Step 4: Simplify right side
    43,765.96x = 1,963,456,052.03
  5. Step 5: Solve for x
    x = 1,963,456,052.03/43,765.96
  6. Step 6: Final answer
    x = 44,862.63

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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.