Home / 14,134.60-19,504.36-8,166.14

Finding the Fourth Proportional to 14,134.60, 19,504.36 and 8,166.14

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Solution

The fourth proportional to 14,134.60, 19,504.36 and 8,166.14 is: 11,268.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.60 : 19,504.36 = 8,166.14 : x
  2. Step 2: Convert to fraction form
    14,134.60/19,504.36 = 8,166.14/x
  3. Step 3: Cross multiply
    14,134.60x = 19,504.36 × 8,166.14
  4. Step 4: Simplify right side
    14,134.60x = 159,275,375.05
  5. Step 5: Solve for x
    x = 159,275,375.05/14,134.60
  6. Step 6: Final answer
    x = 11,268.47

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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.