Home / 43,616.21-65,425.66-12,026.81

Finding the Fourth Proportional to 43,616.21, 65,425.66 and 12,026.81

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Solution

The fourth proportional to 43,616.21, 65,425.66 and 12,026.81 is: 18,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,616.21 : 65,425.66 = 12,026.81 : x
  2. Step 2: Convert to fraction form
    43,616.21/65,425.66 = 12,026.81/x
  3. Step 3: Cross multiply
    43,616.21x = 65,425.66 × 12,026.81
  4. Step 4: Simplify right side
    43,616.21x = 786,862,115.44
  5. Step 5: Solve for x
    x = 786,862,115.44/43,616.21
  6. Step 6: Final answer
    x = 18,040.59

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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.