Home / 13,942.76-19,234.90-8,350.52

Finding the Fourth Proportional to 13,942.76, 19,234.90 and 8,350.52

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Solution

The fourth proportional to 13,942.76, 19,234.90 and 8,350.52 is: 11,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942.76 : 19,234.90 = 8,350.52 : x
  2. Step 2: Convert to fraction form
    13,942.76/19,234.90 = 8,350.52/x
  3. Step 3: Cross multiply
    13,942.76x = 19,234.90 × 8,350.52
  4. Step 4: Simplify right side
    13,942.76x = 160,621,417.15
  5. Step 5: Solve for x
    x = 160,621,417.15/13,942.76
  6. Step 6: Final answer
    x = 11,520.06

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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.