Home / 43,772.82-65,649.63-12,601.30

Finding the Fourth Proportional to 43,772.82, 65,649.63 and 12,601.30

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Solution

The fourth proportional to 43,772.82, 65,649.63 and 12,601.30 is: 18,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,772.82 : 65,649.63 = 12,601.30 : x
  2. Step 2: Convert to fraction form
    43,772.82/65,649.63 = 12,601.30/x
  3. Step 3: Cross multiply
    43,772.82x = 65,649.63 × 12,601.30
  4. Step 4: Simplify right side
    43,772.82x = 827,270,682.52
  5. Step 5: Solve for x
    x = 827,270,682.52/43,772.82
  6. Step 6: Final answer
    x = 18,899.19

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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.