Home / 23,741.80-32,765.37-13,131.20

Finding the Fourth Proportional to 23,741.80, 32,765.37 and 13,131.20

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Solution

The fourth proportional to 23,741.80, 32,765.37 and 13,131.20 is: 18,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,741.80 : 32,765.37 = 13,131.20 : x
  2. Step 2: Convert to fraction form
    23,741.80/32,765.37 = 13,131.20/x
  3. Step 3: Cross multiply
    23,741.80x = 32,765.37 × 13,131.20
  4. Step 4: Simplify right side
    23,741.80x = 430,248,626.54
  5. Step 5: Solve for x
    x = 430,248,626.54/23,741.80
  6. Step 6: Final answer
    x = 18,121.99

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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.