Home / 20,596.40-30,897.00-7,454.96

Finding the Fourth Proportional to 20,596.40, 30,897.00 and 7,454.96

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Solution

The fourth proportional to 20,596.40, 30,897.00 and 7,454.96 is: 11,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.40 : 30,897.00 = 7,454.96 : x
  2. Step 2: Convert to fraction form
    20,596.40/30,897.00 = 7,454.96/x
  3. Step 3: Cross multiply
    20,596.40x = 30,897.00 × 7,454.96
  4. Step 4: Simplify right side
    20,596.40x = 230,335,707.36
  5. Step 5: Solve for x
    x = 230,335,707.36/20,596.40
  6. Step 6: Final answer
    x = 11,183.30

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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.