Home / 33,863.63-46,716.30-21,930.81

Finding the Fourth Proportional to 33,863.63, 46,716.30 and 21,930.81

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Solution

The fourth proportional to 33,863.63, 46,716.30 and 21,930.81 is: 30,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,863.63 : 46,716.30 = 21,930.81 : x
  2. Step 2: Convert to fraction form
    33,863.63/46,716.30 = 21,930.81/x
  3. Step 3: Cross multiply
    33,863.63x = 46,716.30 × 21,930.81
  4. Step 4: Simplify right side
    33,863.63x = 1,024,526,299.20
  5. Step 5: Solve for x
    x = 1,024,526,299.20/33,863.63
  6. Step 6: Final answer
    x = 30,254.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.