Home / 14,682.44-20,262.38-8,394.81

Finding the Fourth Proportional to 14,682.44, 20,262.38 and 8,394.81

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Solution

The fourth proportional to 14,682.44, 20,262.38 and 8,394.81 is: 11,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,682.44 : 20,262.38 = 8,394.81 : x
  2. Step 2: Convert to fraction form
    14,682.44/20,262.38 = 8,394.81/x
  3. Step 3: Cross multiply
    14,682.44x = 20,262.38 × 8,394.81
  4. Step 4: Simplify right side
    14,682.44x = 170,098,830.25
  5. Step 5: Solve for x
    x = 170,098,830.25/14,682.44
  6. Step 6: Final answer
    x = 11,585.19

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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.