Home / 14,181.03-19,568.41-8,214.62

Finding the Fourth Proportional to 14,181.03, 19,568.41 and 8,214.62

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Solution

The fourth proportional to 14,181.03, 19,568.41 and 8,214.62 is: 11,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.03 : 19,568.41 = 8,214.62 : x
  2. Step 2: Convert to fraction form
    14,181.03/19,568.41 = 8,214.62/x
  3. Step 3: Cross multiply
    14,181.03x = 19,568.41 × 8,214.62
  4. Step 4: Simplify right side
    14,181.03x = 160,746,933.78
  5. Step 5: Solve for x
    x = 160,746,933.78/14,181.03
  6. Step 6: Final answer
    x = 11,335.35

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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.