Home / 33,090.89-49,636.84-10,605.79

Finding the Fourth Proportional to 33,090.89, 49,636.84 and 10,605.79

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Solution

The fourth proportional to 33,090.89, 49,636.84 and 10,605.79 is: 15,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,090.89 : 49,636.84 = 10,605.79 : x
  2. Step 2: Convert to fraction form
    33,090.89/49,636.84 = 10,605.79/x
  3. Step 3: Cross multiply
    33,090.89x = 49,636.84 × 10,605.79
  4. Step 4: Simplify right side
    33,090.89x = 526,438,010.26
  5. Step 5: Solve for x
    x = 526,438,010.26/33,090.89
  6. Step 6: Final answer
    x = 15,908.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.