Home / 30,828.64-46,215.19-11,093.31

Finding the Fourth Proportional to 30,828.64, 46,215.19 and 11,093.31

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Solution

The fourth proportional to 30,828.64, 46,215.19 and 11,093.31 is: 16,629.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828.64 : 46,215.19 = 11,093.31 : x
  2. Step 2: Convert to fraction form
    30,828.64/46,215.19 = 11,093.31/x
  3. Step 3: Cross multiply
    30,828.64x = 46,215.19 × 11,093.31
  4. Step 4: Simplify right side
    30,828.64x = 512,679,429.38
  5. Step 5: Solve for x
    x = 512,679,429.38/30,828.64
  6. Step 6: Final answer
    x = 16,629.97

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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.