Home / 13,942.54-19,232.67-8,350.30

Finding the Fourth Proportional to 13,942.54, 19,232.67 and 8,350.30

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Solution

The fourth proportional to 13,942.54, 19,232.67 and 8,350.30 is: 11,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942.54 : 19,232.67 = 8,350.30 : x
  2. Step 2: Convert to fraction form
    13,942.54/19,232.67 = 8,350.30/x
  3. Step 3: Cross multiply
    13,942.54x = 19,232.67 × 8,350.30
  4. Step 4: Simplify right side
    13,942.54x = 160,598,564.30
  5. Step 5: Solve for x
    x = 160,598,564.30/13,942.54
  6. Step 6: Final answer
    x = 11,518.60

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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.