Home / 34,515.36-51,796.08-18,943.92

Finding the Fourth Proportional to 34,515.36, 51,796.08 and 18,943.92

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Solution

The fourth proportional to 34,515.36, 51,796.08 and 18,943.92 is: 28,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,515.36 : 51,796.08 = 18,943.92 : x
  2. Step 2: Convert to fraction form
    34,515.36/51,796.08 = 18,943.92/x
  3. Step 3: Cross multiply
    34,515.36x = 51,796.08 × 18,943.92
  4. Step 4: Simplify right side
    34,515.36x = 981,220,795.83
  5. Step 5: Solve for x
    x = 981,220,795.83/34,515.36
  6. Step 6: Final answer
    x = 28,428.53

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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.