Home / 13,468.47-20,204.08-3,608.75

Finding the Fourth Proportional to 13,468.47, 20,204.08 and 3,608.75

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Solution

The fourth proportional to 13,468.47, 20,204.08 and 3,608.75 is: 5,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.47 : 20,204.08 = 3,608.75 : x
  2. Step 2: Convert to fraction form
    13,468.47/20,204.08 = 3,608.75/x
  3. Step 3: Cross multiply
    13,468.47x = 20,204.08 × 3,608.75
  4. Step 4: Simplify right side
    13,468.47x = 72,911,354.64
  5. Step 5: Solve for x
    x = 72,911,354.64/13,468.47
  6. Step 6: Final answer
    x = 5,413.48

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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.