Home / 14,742.96-20,344.82-8,773.26

Finding the Fourth Proportional to 14,742.96, 20,344.82 and 8,773.26

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Solution

The fourth proportional to 14,742.96, 20,344.82 and 8,773.26 is: 12,106.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.96 : 20,344.82 = 8,773.26 : x
  2. Step 2: Convert to fraction form
    14,742.96/20,344.82 = 8,773.26/x
  3. Step 3: Cross multiply
    14,742.96x = 20,344.82 × 8,773.26
  4. Step 4: Simplify right side
    14,742.96x = 178,490,351.65
  5. Step 5: Solve for x
    x = 178,490,351.65/14,742.96
  6. Step 6: Final answer
    x = 12,106.82

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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.