Home / 20,347.12-30,525.44-6,306.41

Finding the Fourth Proportional to 20,347.12, 30,525.44 and 6,306.41

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Solution

The fourth proportional to 20,347.12, 30,525.44 and 6,306.41 is: 9,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,347.12 : 30,525.44 = 6,306.41 : x
  2. Step 2: Convert to fraction form
    20,347.12/30,525.44 = 6,306.41/x
  3. Step 3: Cross multiply
    20,347.12x = 30,525.44 × 6,306.41
  4. Step 4: Simplify right side
    20,347.12x = 192,505,940.07
  5. Step 5: Solve for x
    x = 192,505,940.07/20,347.12
  6. Step 6: Final answer
    x = 9,461.09

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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.