Home / 13,773.42-20,661.66-4,411.23

Finding the Fourth Proportional to 13,773.42, 20,661.66 and 4,411.23

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Solution

The fourth proportional to 13,773.42, 20,661.66 and 4,411.23 is: 6,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773.42 : 20,661.66 = 4,411.23 : x
  2. Step 2: Convert to fraction form
    13,773.42/20,661.66 = 4,411.23/x
  3. Step 3: Cross multiply
    13,773.42x = 20,661.66 × 4,411.23
  4. Step 4: Simplify right side
    13,773.42x = 91,143,334.44
  5. Step 5: Solve for x
    x = 91,143,334.44/13,773.42
  6. Step 6: Final answer
    x = 6,617.34

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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.