Home / 36,787.16-55,175.16-13,413.62

Finding the Fourth Proportional to 36,787.16, 55,175.16 and 13,413.62

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Solution

The fourth proportional to 36,787.16, 55,175.16 and 13,413.62 is: 20,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.16 : 55,175.16 = 13,413.62 : x
  2. Step 2: Convert to fraction form
    36,787.16/55,175.16 = 13,413.62/x
  3. Step 3: Cross multiply
    36,787.16x = 55,175.16 × 13,413.62
  4. Step 4: Simplify right side
    36,787.16x = 740,098,629.68
  5. Step 5: Solve for x
    x = 740,098,629.68/36,787.16
  6. Step 6: Final answer
    x = 20,118.40

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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.