Home / 14,684.06-20,262.48-8,396.84

Finding the Fourth Proportional to 14,684.06, 20,262.48 and 8,396.84

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Solution

The fourth proportional to 14,684.06, 20,262.48 and 8,396.84 is: 11,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684.06 : 20,262.48 = 8,396.84 : x
  2. Step 2: Convert to fraction form
    14,684.06/20,262.48 = 8,396.84/x
  3. Step 3: Cross multiply
    14,684.06x = 20,262.48 × 8,396.84
  4. Step 4: Simplify right side
    14,684.06x = 170,140,802.56
  5. Step 5: Solve for x
    x = 170,140,802.56/14,684.06
  6. Step 6: Final answer
    x = 11,586.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.