Home / 12,731.09-19,092.96-4,410.77

Finding the Fourth Proportional to 12,731.09, 19,092.96 and 4,410.77

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Solution

The fourth proportional to 12,731.09, 19,092.96 and 4,410.77 is: 6,614.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731.09 : 19,092.96 = 4,410.77 : x
  2. Step 2: Convert to fraction form
    12,731.09/19,092.96 = 4,410.77/x
  3. Step 3: Cross multiply
    12,731.09x = 19,092.96 × 4,410.77
  4. Step 4: Simplify right side
    12,731.09x = 84,214,655.18
  5. Step 5: Solve for x
    x = 84,214,655.18/12,731.09
  6. Step 6: Final answer
    x = 6,614.88

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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.