Home / 43,782.93-65,667.11-17,480.61

Finding the Fourth Proportional to 43,782.93, 65,667.11 and 17,480.61

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Solution

The fourth proportional to 43,782.93, 65,667.11 and 17,480.61 is: 26,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,782.93 : 65,667.11 = 17,480.61 : x
  2. Step 2: Convert to fraction form
    43,782.93/65,667.11 = 17,480.61/x
  3. Step 3: Cross multiply
    43,782.93x = 65,667.11 × 17,480.61
  4. Step 4: Simplify right side
    43,782.93x = 1,147,901,052.33
  5. Step 5: Solve for x
    x = 1,147,901,052.33/43,782.93
  6. Step 6: Final answer
    x = 26,218.00

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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.