Home / 50,999.33-76,499-15,939.29

Finding the Fourth Proportional to 50,999.33, 76,499 and 15,939.29

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Solution

The fourth proportional to 50,999.33, 76,499 and 15,939.29 is: 23,908.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,999.33 : 76,499 = 15,939.29 : x
  2. Step 2: Convert to fraction form
    50,999.33/76,499 = 15,939.29/x
  3. Step 3: Cross multiply
    50,999.33x = 76,499 × 15,939.29
  4. Step 4: Simplify right side
    50,999.33x = 1,219,339,745.71
  5. Step 5: Solve for x
    x = 1,219,339,745.71/50,999.33
  6. Step 6: Final answer
    x = 23,908.94

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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.