Home / 16,241.72-22,413.40-9,168.44

Finding the Fourth Proportional to 16,241.72, 22,413.40 and 9,168.44

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Solution

The fourth proportional to 16,241.72, 22,413.40 and 9,168.44 is: 12,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,241.72 : 22,413.40 = 9,168.44 : x
  2. Step 2: Convert to fraction form
    16,241.72/22,413.40 = 9,168.44/x
  3. Step 3: Cross multiply
    16,241.72x = 22,413.40 × 9,168.44
  4. Step 4: Simplify right side
    16,241.72x = 205,495,778.11
  5. Step 5: Solve for x
    x = 205,495,778.11/16,241.72
  6. Step 6: Final answer
    x = 12,652.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.