Home / 12,895.44-19,346.00-4,131.24

Finding the Fourth Proportional to 12,895.44, 19,346.00 and 4,131.24

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Solution

The fourth proportional to 12,895.44, 19,346.00 and 4,131.24 is: 6,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.44 : 19,346.00 = 4,131.24 : x
  2. Step 2: Convert to fraction form
    12,895.44/19,346.00 = 4,131.24/x
  3. Step 3: Cross multiply
    12,895.44x = 19,346.00 × 4,131.24
  4. Step 4: Simplify right side
    12,895.44x = 79,922,948.38
  5. Step 5: Solve for x
    x = 79,922,948.38/12,895.44
  6. Step 6: Final answer
    x = 6,197.77

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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.