Home / 19,959.33-29,945.40-5,919.47

Finding the Fourth Proportional to 19,959.33, 29,945.40 and 5,919.47

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Solution

The fourth proportional to 19,959.33, 29,945.40 and 5,919.47 is: 8,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959.33 : 29,945.40 = 5,919.47 : x
  2. Step 2: Convert to fraction form
    19,959.33/29,945.40 = 5,919.47/x
  3. Step 3: Cross multiply
    19,959.33x = 29,945.40 × 5,919.47
  4. Step 4: Simplify right side
    19,959.33x = 177,260,896.94
  5. Step 5: Solve for x
    x = 177,260,896.94/19,959.33
  6. Step 6: Final answer
    x = 8,881.10

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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.