Home / 34,383.54-47,460.69-20,963.46

Finding the Fourth Proportional to 34,383.54, 47,460.69 and 20,963.46

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Solution

The fourth proportional to 34,383.54, 47,460.69 and 20,963.46 is: 28,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,383.54 : 47,460.69 = 20,963.46 : x
  2. Step 2: Convert to fraction form
    34,383.54/47,460.69 = 20,963.46/x
  3. Step 3: Cross multiply
    34,383.54x = 47,460.69 × 20,963.46
  4. Step 4: Simplify right side
    34,383.54x = 994,940,276.39
  5. Step 5: Solve for x
    x = 994,940,276.39/34,383.54
  6. Step 6: Final answer
    x = 28,936.53

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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.