Home / 14,771.36-20,380.82-9,027.33

Finding the Fourth Proportional to 14,771.36, 20,380.82 and 9,027.33

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Solution

The fourth proportional to 14,771.36, 20,380.82 and 9,027.33 is: 12,455.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771.36 : 20,380.82 = 9,027.33 : x
  2. Step 2: Convert to fraction form
    14,771.36/20,380.82 = 9,027.33/x
  3. Step 3: Cross multiply
    14,771.36x = 20,380.82 × 9,027.33
  4. Step 4: Simplify right side
    14,771.36x = 183,984,342.67
  5. Step 5: Solve for x
    x = 183,984,342.67/14,771.36
  6. Step 6: Final answer
    x = 12,455.48

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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.