Home / 43,351.94-65,027.70-13,772.06

Finding the Fourth Proportional to 43,351.94, 65,027.70 and 13,772.06

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Solution

The fourth proportional to 43,351.94, 65,027.70 and 13,772.06 is: 20,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,351.94 : 65,027.70 = 13,772.06 : x
  2. Step 2: Convert to fraction form
    43,351.94/65,027.70 = 13,772.06/x
  3. Step 3: Cross multiply
    43,351.94x = 65,027.70 × 13,772.06
  4. Step 4: Simplify right side
    43,351.94x = 895,565,386.06
  5. Step 5: Solve for x
    x = 895,565,386.06/43,351.94
  6. Step 6: Final answer
    x = 20,658.02

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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.