Home / 20,304.54-30,227.72-20,027.52

Finding the Fourth Proportional to 20,304.54, 30,227.72 and 20,027.52

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Solution

The fourth proportional to 20,304.54, 30,227.72 and 20,027.52 is: 29,815.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,304.54 : 30,227.72 = 20,027.52 : x
  2. Step 2: Convert to fraction form
    20,304.54/30,227.72 = 20,027.52/x
  3. Step 3: Cross multiply
    20,304.54x = 30,227.72 × 20,027.52
  4. Step 4: Simplify right side
    20,304.54x = 605,386,166.72
  5. Step 5: Solve for x
    x = 605,386,166.72/20,304.54
  6. Step 6: Final answer
    x = 29,815.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.