Home / 14,380.50-19,845.90-8,093.28

Finding the Fourth Proportional to 14,380.50, 19,845.90 and 8,093.28

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Solution

The fourth proportional to 14,380.50, 19,845.90 and 8,093.28 is: 11,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.50 : 19,845.90 = 8,093.28 : x
  2. Step 2: Convert to fraction form
    14,380.50/19,845.90 = 8,093.28/x
  3. Step 3: Cross multiply
    14,380.50x = 19,845.90 × 8,093.28
  4. Step 4: Simplify right side
    14,380.50x = 160,618,425.55
  5. Step 5: Solve for x
    x = 160,618,425.55/14,380.50
  6. Step 6: Final answer
    x = 11,169.18

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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.