Home / 33,449.58-46,122.48-21,333.78

Finding the Fourth Proportional to 33,449.58, 46,122.48 and 21,333.78

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Solution

The fourth proportional to 33,449.58, 46,122.48 and 21,333.78 is: 29,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,449.58 : 46,122.48 = 21,333.78 : x
  2. Step 2: Convert to fraction form
    33,449.58/46,122.48 = 21,333.78/x
  3. Step 3: Cross multiply
    33,449.58x = 46,122.48 × 21,333.78
  4. Step 4: Simplify right side
    33,449.58x = 983,966,841.37
  5. Step 5: Solve for x
    x = 983,966,841.37/33,449.58
  6. Step 6: Final answer
    x = 29,416.42

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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.