Home / 12,933.08-19,399.62-4,168.16

Finding the Fourth Proportional to 12,933.08, 19,399.62 and 4,168.16

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Solution

The fourth proportional to 12,933.08, 19,399.62 and 4,168.16 is: 6,252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.08 : 19,399.62 = 4,168.16 : x
  2. Step 2: Convert to fraction form
    12,933.08/19,399.62 = 4,168.16/x
  3. Step 3: Cross multiply
    12,933.08x = 19,399.62 × 4,168.16
  4. Step 4: Simplify right side
    12,933.08x = 80,860,720.10
  5. Step 5: Solve for x
    x = 80,860,720.10/12,933.08
  6. Step 6: Final answer
    x = 6,252.24

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Similar ratio
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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.