Home / 51,209.36-76,813.68-14,273.36

Finding the Fourth Proportional to 51,209.36, 76,813.68 and 14,273.36

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Solution

The fourth proportional to 51,209.36, 76,813.68 and 14,273.36 is: 21,409.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,209.36 : 76,813.68 = 14,273.36 : x
  2. Step 2: Convert to fraction form
    51,209.36/76,813.68 = 14,273.36/x
  3. Step 3: Cross multiply
    51,209.36x = 76,813.68 × 14,273.36
  4. Step 4: Simplify right side
    51,209.36x = 1,096,389,307.56
  5. Step 5: Solve for x
    x = 1,096,389,307.56/51,209.36
  6. Step 6: Final answer
    x = 21,409.94

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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.