Home / 33,445.60-46,152.20-18,338

Finding the Fourth Proportional to 33,445.60, 46,152.20 and 18,338

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Solution

The fourth proportional to 33,445.60, 46,152.20 and 18,338 is: 25,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.60 : 46,152.20 = 18,338 : x
  2. Step 2: Convert to fraction form
    33,445.60/46,152.20 = 18,338/x
  3. Step 3: Cross multiply
    33,445.60x = 46,152.20 × 18,338
  4. Step 4: Simplify right side
    33,445.60x = 846,339,043.60
  5. Step 5: Solve for x
    x = 846,339,043.60/33,445.60
  6. Step 6: Final answer
    x = 25,304.94

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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.