Home / 16,019.12-24,021.36-4,921.94

Finding the Fourth Proportional to 16,019.12, 24,021.36 and 4,921.94

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Solution

The fourth proportional to 16,019.12, 24,021.36 and 4,921.94 is: 7,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,019.12 : 24,021.36 = 4,921.94 : x
  2. Step 2: Convert to fraction form
    16,019.12/24,021.36 = 4,921.94/x
  3. Step 3: Cross multiply
    16,019.12x = 24,021.36 × 4,921.94
  4. Step 4: Simplify right side
    16,019.12x = 118,231,692.64
  5. Step 5: Solve for x
    x = 118,231,692.64/16,019.12
  6. Step 6: Final answer
    x = 7,380.66

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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.