Home / 23,741.76-32,765.12-13,131.44

Finding the Fourth Proportional to 23,741.76, 32,765.12 and 13,131.44

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Solution

The fourth proportional to 23,741.76, 32,765.12 and 13,131.44 is: 18,122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,741.76 : 32,765.12 = 13,131.44 : x
  2. Step 2: Convert to fraction form
    23,741.76/32,765.12 = 13,131.44/x
  3. Step 3: Cross multiply
    23,741.76x = 32,765.12 × 13,131.44
  4. Step 4: Simplify right side
    23,741.76x = 430,253,207.37
  5. Step 5: Solve for x
    x = 430,253,207.37/23,741.76
  6. Step 6: Final answer
    x = 18,122.21

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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.