Home / 50,453.10-75,676.91-15,390

Finding the Fourth Proportional to 50,453.10, 75,676.91 and 15,390

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Solution

The fourth proportional to 50,453.10, 75,676.91 and 15,390 is: 23,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,453.10 : 75,676.91 = 15,390 : x
  2. Step 2: Convert to fraction form
    50,453.10/75,676.91 = 15,390/x
  3. Step 3: Cross multiply
    50,453.10x = 75,676.91 × 15,390
  4. Step 4: Simplify right side
    50,453.10x = 1,164,667,567.95
  5. Step 5: Solve for x
    x = 1,164,667,567.95/50,453.10
  6. Step 6: Final answer
    x = 23,084.16

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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.