Home / 33,812.64-46,662.82-18,705.04

Finding the Fourth Proportional to 33,812.64, 46,662.82 and 18,705.04

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Solution

The fourth proportional to 33,812.64, 46,662.82 and 18,705.04 is: 25,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,812.64 : 46,662.82 = 18,705.04 : x
  2. Step 2: Convert to fraction form
    33,812.64/46,662.82 = 18,705.04/x
  3. Step 3: Cross multiply
    33,812.64x = 46,662.82 × 18,705.04
  4. Step 4: Simplify right side
    33,812.64x = 872,830,083.82
  5. Step 5: Solve for x
    x = 872,830,083.82/33,812.64
  6. Step 6: Final answer
    x = 25,813.72

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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.