Home / 30,265.29-41,736.80-20,194.16

Finding the Fourth Proportional to 30,265.29, 41,736.80 and 20,194.16

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Solution

The fourth proportional to 30,265.29, 41,736.80 and 20,194.16 is: 27,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265.29 : 41,736.80 = 20,194.16 : x
  2. Step 2: Convert to fraction form
    30,265.29/41,736.80 = 20,194.16/x
  3. Step 3: Cross multiply
    30,265.29x = 41,736.80 × 20,194.16
  4. Step 4: Simplify right side
    30,265.29x = 842,839,458.89
  5. Step 5: Solve for x
    x = 842,839,458.89/30,265.29
  6. Step 6: Final answer
    x = 27,848.39

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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.