Home / 37,629.36-51,919.38-20,862.36

Finding the Fourth Proportional to 37,629.36, 51,919.38 and 20,862.36

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Solution

The fourth proportional to 37,629.36, 51,919.38 and 20,862.36 is: 28,784.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,629.36 : 51,919.38 = 20,862.36 : x
  2. Step 2: Convert to fraction form
    37,629.36/51,919.38 = 20,862.36/x
  3. Step 3: Cross multiply
    37,629.36x = 51,919.38 × 20,862.36
  4. Step 4: Simplify right side
    37,629.36x = 1,083,160,796.54
  5. Step 5: Solve for x
    x = 1,083,160,796.54/37,629.36
  6. Step 6: Final answer
    x = 28,784.99

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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.