Home / 34,639.38-51,959.07-19,838.05

Finding the Fourth Proportional to 34,639.38, 51,959.07 and 19,838.05

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Solution

The fourth proportional to 34,639.38, 51,959.07 and 19,838.05 is: 29,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,639.38 : 51,959.07 = 19,838.05 : x
  2. Step 2: Convert to fraction form
    34,639.38/51,959.07 = 19,838.05/x
  3. Step 3: Cross multiply
    34,639.38x = 51,959.07 × 19,838.05
  4. Step 4: Simplify right side
    34,639.38x = 1,030,766,498.72
  5. Step 5: Solve for x
    x = 1,030,766,498.72/34,639.38
  6. Step 6: Final answer
    x = 29,757.07

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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.