Home / 13,933.38-20,894.85-5,610.57

Finding the Fourth Proportional to 13,933.38, 20,894.85 and 5,610.57

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Solution

The fourth proportional to 13,933.38, 20,894.85 and 5,610.57 is: 8,413.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.38 : 20,894.85 = 5,610.57 : x
  2. Step 2: Convert to fraction form
    13,933.38/20,894.85 = 5,610.57/x
  3. Step 3: Cross multiply
    13,933.38x = 20,894.85 × 5,610.57
  4. Step 4: Simplify right side
    13,933.38x = 117,232,018.56
  5. Step 5: Solve for x
    x = 117,232,018.56/13,933.38
  6. Step 6: Final answer
    x = 8,413.75

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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.