Home / 12,796.98-19,176.66-6,215.64

Finding the Fourth Proportional to 12,796.98, 19,176.66 and 6,215.64

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Solution

The fourth proportional to 12,796.98, 19,176.66 and 6,215.64 is: 9,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,796.98 : 19,176.66 = 6,215.64 : x
  2. Step 2: Convert to fraction form
    12,796.98/19,176.66 = 6,215.64/x
  3. Step 3: Cross multiply
    12,796.98x = 19,176.66 × 6,215.64
  4. Step 4: Simplify right side
    12,796.98x = 119,195,214.96
  5. Step 5: Solve for x
    x = 119,195,214.96/12,796.98
  6. Step 6: Final answer
    x = 9,314.32

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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.