Home / 34,505.64-51,767.89-12,321.27

Finding the Fourth Proportional to 34,505.64, 51,767.89 and 12,321.27

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Solution

The fourth proportional to 34,505.64, 51,767.89 and 12,321.27 is: 18,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.64 : 51,767.89 = 12,321.27 : x
  2. Step 2: Convert to fraction form
    34,505.64/51,767.89 = 12,321.27/x
  3. Step 3: Cross multiply
    34,505.64x = 51,767.89 × 12,321.27
  4. Step 4: Simplify right side
    34,505.64x = 637,846,119.22
  5. Step 5: Solve for x
    x = 637,846,119.22/34,505.64
  6. Step 6: Final answer
    x = 18,485.27

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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.