Home / 20,216.98-30,304.95-7,733.80

Finding the Fourth Proportional to 20,216.98, 30,304.95 and 7,733.80

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Solution

The fourth proportional to 20,216.98, 30,304.95 and 7,733.80 is: 11,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,216.98 : 30,304.95 = 7,733.80 : x
  2. Step 2: Convert to fraction form
    20,216.98/30,304.95 = 7,733.80/x
  3. Step 3: Cross multiply
    20,216.98x = 30,304.95 × 7,733.80
  4. Step 4: Simplify right side
    20,216.98x = 234,372,422.31
  5. Step 5: Solve for x
    x = 234,372,422.31/20,216.98
  6. Step 6: Final answer
    x = 11,592.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.