Home / 13,180.38-19,847.94-9,508.02

Finding the Fourth Proportional to 13,180.38, 19,847.94 and 9,508.02

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Solution

The fourth proportional to 13,180.38, 19,847.94 and 9,508.02 is: 14,317.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180.38 : 19,847.94 = 9,508.02 : x
  2. Step 2: Convert to fraction form
    13,180.38/19,847.94 = 9,508.02/x
  3. Step 3: Cross multiply
    13,180.38x = 19,847.94 × 9,508.02
  4. Step 4: Simplify right side
    13,180.38x = 188,714,610.48
  5. Step 5: Solve for x
    x = 188,714,610.48/13,180.38
  6. Step 6: Final answer
    x = 14,317.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.