Home / 12,998.88-19,493.72-4,232.16

Finding the Fourth Proportional to 12,998.88, 19,493.72 and 4,232.16

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Solution

The fourth proportional to 12,998.88, 19,493.72 and 4,232.16 is: 6,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,998.88 : 19,493.72 = 4,232.16 : x
  2. Step 2: Convert to fraction form
    12,998.88/19,493.72 = 4,232.16/x
  3. Step 3: Cross multiply
    12,998.88x = 19,493.72 × 4,232.16
  4. Step 4: Simplify right side
    12,998.88x = 82,500,542.04
  5. Step 5: Solve for x
    x = 82,500,542.04/12,998.88
  6. Step 6: Final answer
    x = 6,346.74

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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.