Home / 30,255.88-41,752.62-16,825.48

Finding the Fourth Proportional to 30,255.88, 41,752.62 and 16,825.48

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Solution

The fourth proportional to 30,255.88, 41,752.62 and 16,825.48 is: 23,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,255.88 : 41,752.62 = 16,825.48 : x
  2. Step 2: Convert to fraction form
    30,255.88/41,752.62 = 16,825.48/x
  3. Step 3: Cross multiply
    30,255.88x = 41,752.62 × 16,825.48
  4. Step 4: Simplify right side
    30,255.88x = 702,507,872.76
  5. Step 5: Solve for x
    x = 702,507,872.76/30,255.88
  6. Step 6: Final answer
    x = 23,218.89

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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.