Home / 50,554.45-75,833.48-18,961.30

Finding the Fourth Proportional to 50,554.45, 75,833.48 and 18,961.30

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Solution

The fourth proportional to 50,554.45, 75,833.48 and 18,961.30 is: 28,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,554.45 : 75,833.48 = 18,961.30 : x
  2. Step 2: Convert to fraction form
    50,554.45/75,833.48 = 18,961.30/x
  3. Step 3: Cross multiply
    50,554.45x = 75,833.48 × 18,961.30
  4. Step 4: Simplify right side
    50,554.45x = 1,437,901,222.14
  5. Step 5: Solve for x
    x = 1,437,901,222.14/50,554.45
  6. Step 6: Final answer
    x = 28,442.63

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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.