Home / 31,317.96-46,947.24-11,583.12

Finding the Fourth Proportional to 31,317.96, 46,947.24 and 11,583.12

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Solution

The fourth proportional to 31,317.96, 46,947.24 and 11,583.12 is: 17,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,317.96 : 46,947.24 = 11,583.12 : x
  2. Step 2: Convert to fraction form
    31,317.96/46,947.24 = 11,583.12/x
  3. Step 3: Cross multiply
    31,317.96x = 46,947.24 × 11,583.12
  4. Step 4: Simplify right side
    31,317.96x = 543,795,514.59
  5. Step 5: Solve for x
    x = 543,795,514.59/31,317.96
  6. Step 6: Final answer
    x = 17,363.70

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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.