Home / 34,731.36-51,983.38-18,896.84

Finding the Fourth Proportional to 34,731.36, 51,983.38 and 18,896.84

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Solution

The fourth proportional to 34,731.36, 51,983.38 and 18,896.84 is: 28,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,731.36 : 51,983.38 = 18,896.84 : x
  2. Step 2: Convert to fraction form
    34,731.36/51,983.38 = 18,896.84/x
  3. Step 3: Cross multiply
    34,731.36x = 51,983.38 × 18,896.84
  4. Step 4: Simplify right side
    34,731.36x = 982,321,614.52
  5. Step 5: Solve for x
    x = 982,321,614.52/34,731.36
  6. Step 6: Final answer
    x = 28,283.42

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1.5x scale

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.