Home / 12,247.96-18,355.44-6,692.96

Finding the Fourth Proportional to 12,247.96, 18,355.44 and 6,692.96

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Solution

The fourth proportional to 12,247.96, 18,355.44 and 6,692.96 is: 10,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247.96 : 18,355.44 = 6,692.96 : x
  2. Step 2: Convert to fraction form
    12,247.96/18,355.44 = 6,692.96/x
  3. Step 3: Cross multiply
    12,247.96x = 18,355.44 × 6,692.96
  4. Step 4: Simplify right side
    12,247.96x = 122,852,225.70
  5. Step 5: Solve for x
    x = 122,852,225.70/12,247.96
  6. Step 6: Final answer
    x = 10,030.42

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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.