Home / 43,634.16-65,365.58-28,797.80

Finding the Fourth Proportional to 43,634.16, 65,365.58 and 28,797.80

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Solution

The fourth proportional to 43,634.16, 65,365.58 and 28,797.80 is: 43,140.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,634.16 : 65,365.58 = 28,797.80 : x
  2. Step 2: Convert to fraction form
    43,634.16/65,365.58 = 28,797.80/x
  3. Step 3: Cross multiply
    43,634.16x = 65,365.58 × 28,797.80
  4. Step 4: Simplify right side
    43,634.16x = 1,882,384,644.89
  5. Step 5: Solve for x
    x = 1,882,384,644.89/43,634.16
  6. Step 6: Final answer
    x = 43,140.16

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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.