Home / 43,786.11-65,688.41-14,201.64

Finding the Fourth Proportional to 43,786.11, 65,688.41 and 14,201.64

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Solution

The fourth proportional to 43,786.11, 65,688.41 and 14,201.64 is: 21,305.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,786.11 : 65,688.41 = 14,201.64 : x
  2. Step 2: Convert to fraction form
    43,786.11/65,688.41 = 14,201.64/x
  3. Step 3: Cross multiply
    43,786.11x = 65,688.41 × 14,201.64
  4. Step 4: Simplify right side
    43,786.11x = 932,883,079.98
  5. Step 5: Solve for x
    x = 932,883,079.98/43,786.11
  6. Step 6: Final answer
    x = 21,305.46

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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.