Home / 27,105.64-40,635.06-13,046.31

Finding the Fourth Proportional to 27,105.64, 40,635.06 and 13,046.31

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Solution

The fourth proportional to 27,105.64, 40,635.06 and 13,046.31 is: 19,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.64 : 40,635.06 = 13,046.31 : x
  2. Step 2: Convert to fraction form
    27,105.64/40,635.06 = 13,046.31/x
  3. Step 3: Cross multiply
    27,105.64x = 40,635.06 × 13,046.31
  4. Step 4: Simplify right side
    27,105.64x = 530,137,723.83
  5. Step 5: Solve for x
    x = 530,137,723.83/27,105.64
  6. Step 6: Final answer
    x = 19,558.21

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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.