Home / 20,353.80-30,525.06-7,204.44

Finding the Fourth Proportional to 20,353.80, 30,525.06 and 7,204.44

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Solution

The fourth proportional to 20,353.80, 30,525.06 and 7,204.44 is: 10,804.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,353.80 : 30,525.06 = 7,204.44 : x
  2. Step 2: Convert to fraction form
    20,353.80/30,525.06 = 7,204.44/x
  3. Step 3: Cross multiply
    20,353.80x = 30,525.06 × 7,204.44
  4. Step 4: Simplify right side
    20,353.80x = 219,915,963.27
  5. Step 5: Solve for x
    x = 219,915,963.27/20,353.80
  6. Step 6: Final answer
    x = 10,804.66

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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.