Home / 50,945.10-76,413.98-13,504.32

Finding the Fourth Proportional to 50,945.10, 76,413.98 and 13,504.32

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Solution

The fourth proportional to 50,945.10, 76,413.98 and 13,504.32 is: 20,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,945.10 : 76,413.98 = 13,504.32 : x
  2. Step 2: Convert to fraction form
    50,945.10/76,413.98 = 13,504.32/x
  3. Step 3: Cross multiply
    50,945.10x = 76,413.98 × 13,504.32
  4. Step 4: Simplify right side
    50,945.10x = 1,031,918,838.39
  5. Step 5: Solve for x
    x = 1,031,918,838.39/50,945.10
  6. Step 6: Final answer
    x = 20,255.51

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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.