Home / 14,166.84-19,550.46-8,199.72

Finding the Fourth Proportional to 14,166.84, 19,550.46 and 8,199.72

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Solution

The fourth proportional to 14,166.84, 19,550.46 and 8,199.72 is: 11,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.84 : 19,550.46 = 8,199.72 : x
  2. Step 2: Convert to fraction form
    14,166.84/19,550.46 = 8,199.72/x
  3. Step 3: Cross multiply
    14,166.84x = 19,550.46 × 8,199.72
  4. Step 4: Simplify right side
    14,166.84x = 160,308,297.87
  5. Step 5: Solve for x
    x = 160,308,297.87/14,166.84
  6. Step 6: Final answer
    x = 11,315.74

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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.