Home / 43,728.68-65,561.45-17,052.07

Finding the Fourth Proportional to 43,728.68, 65,561.45 and 17,052.07

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Solution

The fourth proportional to 43,728.68, 65,561.45 and 17,052.07 is: 25,565.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,728.68 : 65,561.45 = 17,052.07 : x
  2. Step 2: Convert to fraction form
    43,728.68/65,561.45 = 17,052.07/x
  3. Step 3: Cross multiply
    43,728.68x = 65,561.45 × 17,052.07
  4. Step 4: Simplify right side
    43,728.68x = 1,117,958,434.70
  5. Step 5: Solve for x
    x = 1,117,958,434.70/43,728.68
  6. Step 6: Final answer
    x = 25,565.79

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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.