Home / 32,830.99-49,241.82-18,745.30

Finding the Fourth Proportional to 32,830.99, 49,241.82 and 18,745.30

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Solution

The fourth proportional to 32,830.99, 49,241.82 and 18,745.30 is: 28,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,830.99 : 49,241.82 = 18,745.30 : x
  2. Step 2: Convert to fraction form
    32,830.99/49,241.82 = 18,745.30/x
  3. Step 3: Cross multiply
    32,830.99x = 49,241.82 × 18,745.30
  4. Step 4: Simplify right side
    32,830.99x = 923,052,688.45
  5. Step 5: Solve for x
    x = 923,052,688.45/32,830.99
  6. Step 6: Final answer
    x = 28,115.29

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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.