Home / 46,268.09-69,391.74-21,284.13

Finding the Fourth Proportional to 46,268.09, 69,391.74 and 21,284.13

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Solution

The fourth proportional to 46,268.09, 69,391.74 and 21,284.13 is: 31,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,268.09 : 69,391.74 = 21,284.13 : x
  2. Step 2: Convert to fraction form
    46,268.09/69,391.74 = 21,284.13/x
  3. Step 3: Cross multiply
    46,268.09x = 69,391.74 × 21,284.13
  4. Step 4: Simplify right side
    46,268.09x = 1,476,942,815.09
  5. Step 5: Solve for x
    x = 1,476,942,815.09/46,268.09
  6. Step 6: Final answer
    x = 31,921.42

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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.