Home / 30,058.64-41,481.54-18,119.46

Finding the Fourth Proportional to 30,058.64, 41,481.54 and 18,119.46

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Solution

The fourth proportional to 30,058.64, 41,481.54 and 18,119.46 is: 25,005.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.64 : 41,481.54 = 18,119.46 : x
  2. Step 2: Convert to fraction form
    30,058.64/41,481.54 = 18,119.46/x
  3. Step 3: Cross multiply
    30,058.64x = 41,481.54 × 18,119.46
  4. Step 4: Simplify right side
    30,058.64x = 751,623,104.77
  5. Step 5: Solve for x
    x = 751,623,104.77/30,058.64
  6. Step 6: Final answer
    x = 25,005.23

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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.