Home / 13,233.22-18,241.53-10,433.86

Finding the Fourth Proportional to 13,233.22, 18,241.53 and 10,433.86

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Solution

The fourth proportional to 13,233.22, 18,241.53 and 10,433.86 is: 14,382.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.22 : 18,241.53 = 10,433.86 : x
  2. Step 2: Convert to fraction form
    13,233.22/18,241.53 = 10,433.86/x
  3. Step 3: Cross multiply
    13,233.22x = 18,241.53 × 10,433.86
  4. Step 4: Simplify right side
    13,233.22x = 190,329,570.21
  5. Step 5: Solve for x
    x = 190,329,570.21/13,233.22
  6. Step 6: Final answer
    x = 14,382.71

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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.