Home / 33,757.60-46,586.64-21,189.28

Finding the Fourth Proportional to 33,757.60, 46,586.64 and 21,189.28

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Solution

The fourth proportional to 33,757.60, 46,586.64 and 21,189.28 is: 29,241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,757.60 : 46,586.64 = 21,189.28 : x
  2. Step 2: Convert to fraction form
    33,757.60/46,586.64 = 21,189.28/x
  3. Step 3: Cross multiply
    33,757.60x = 46,586.64 × 21,189.28
  4. Step 4: Simplify right side
    33,757.60x = 987,137,359.22
  5. Step 5: Solve for x
    x = 987,137,359.22/33,757.60
  6. Step 6: Final answer
    x = 29,241.93

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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.