Home / 23,731.86-32,745.22-13,119.44

Finding the Fourth Proportional to 23,731.86, 32,745.22 and 13,119.44

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Solution

The fourth proportional to 23,731.86, 32,745.22 and 13,119.44 is: 18,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,731.86 : 32,745.22 = 13,119.44 : x
  2. Step 2: Convert to fraction form
    23,731.86/32,745.22 = 13,119.44/x
  3. Step 3: Cross multiply
    23,731.86x = 32,745.22 × 13,119.44
  4. Step 4: Simplify right side
    23,731.86x = 429,598,924.54
  5. Step 5: Solve for x
    x = 429,598,924.54/23,731.86
  6. Step 6: Final answer
    x = 18,102.20

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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.