Home / 51,209.25-76,813.92-14,273.25

Finding the Fourth Proportional to 51,209.25, 76,813.92 and 14,273.25

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Solution

The fourth proportional to 51,209.25, 76,813.92 and 14,273.25 is: 21,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,209.25 : 76,813.92 = 14,273.25 : x
  2. Step 2: Convert to fraction form
    51,209.25/76,813.92 = 14,273.25/x
  3. Step 3: Cross multiply
    51,209.25x = 76,813.92 × 14,273.25
  4. Step 4: Simplify right side
    51,209.25x = 1,096,384,283.64
  5. Step 5: Solve for x
    x = 1,096,384,283.64/51,209.25
  6. Step 6: Final answer
    x = 21,409.89

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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.