Home / 43,351.17-65,029.01-13,771.32

Finding the Fourth Proportional to 43,351.17, 65,029.01 and 13,771.32

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Solution

The fourth proportional to 43,351.17, 65,029.01 and 13,771.32 is: 20,657.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,351.17 : 65,029.01 = 13,771.32 : x
  2. Step 2: Convert to fraction form
    43,351.17/65,029.01 = 13,771.32/x
  3. Step 3: Cross multiply
    43,351.17x = 65,029.01 × 13,771.32
  4. Step 4: Simplify right side
    43,351.17x = 895,535,237.14
  5. Step 5: Solve for x
    x = 895,535,237.14/43,351.17
  6. Step 6: Final answer
    x = 20,657.69

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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.