Home / 31,327.43-46,979.42-12,601.13

Finding the Fourth Proportional to 31,327.43, 46,979.42 and 12,601.13

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Solution

The fourth proportional to 31,327.43, 46,979.42 and 12,601.13 is: 18,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,327.43 : 46,979.42 = 12,601.13 : x
  2. Step 2: Convert to fraction form
    31,327.43/46,979.42 = 12,601.13/x
  3. Step 3: Cross multiply
    31,327.43x = 46,979.42 × 12,601.13
  4. Step 4: Simplify right side
    31,327.43x = 591,993,778.74
  5. Step 5: Solve for x
    x = 591,993,778.74/31,327.43
  6. Step 6: Final answer
    x = 18,896.98

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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.