Home / 33,645.60-46,431.07-18,537.54

Finding the Fourth Proportional to 33,645.60, 46,431.07 and 18,537.54

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Solution

The fourth proportional to 33,645.60, 46,431.07 and 18,537.54 is: 25,581.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,645.60 : 46,431.07 = 18,537.54 : x
  2. Step 2: Convert to fraction form
    33,645.60/46,431.07 = 18,537.54/x
  3. Step 3: Cross multiply
    33,645.60x = 46,431.07 × 18,537.54
  4. Step 4: Simplify right side
    33,645.60x = 860,717,596.91
  5. Step 5: Solve for x
    x = 860,717,596.91/33,645.60
  6. Step 6: Final answer
    x = 25,581.88

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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.