Home / 37,179.84-51,299.40-21,273.08

Finding the Fourth Proportional to 37,179.84, 51,299.40 and 21,273.08

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Solution

The fourth proportional to 37,179.84, 51,299.40 and 21,273.08 is: 29,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179.84 : 51,299.40 = 21,273.08 : x
  2. Step 2: Convert to fraction form
    37,179.84/51,299.40 = 21,273.08/x
  3. Step 3: Cross multiply
    37,179.84x = 51,299.40 × 21,273.08
  4. Step 4: Simplify right side
    37,179.84x = 1,091,296,240.15
  5. Step 5: Solve for x
    x = 1,091,296,240.15/37,179.84
  6. Step 6: Final answer
    x = 29,351.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.