Home / 14,804.73-20,429.92-8,090.58

Finding the Fourth Proportional to 14,804.73, 20,429.92 and 8,090.58

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Solution

The fourth proportional to 14,804.73, 20,429.92 and 8,090.58 is: 11,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.73 : 20,429.92 = 8,090.58 : x
  2. Step 2: Convert to fraction form
    14,804.73/20,429.92 = 8,090.58/x
  3. Step 3: Cross multiply
    14,804.73x = 20,429.92 × 8,090.58
  4. Step 4: Simplify right side
    14,804.73x = 165,289,988.88
  5. Step 5: Solve for x
    x = 165,289,988.88/14,804.73
  6. Step 6: Final answer
    x = 11,164.67

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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.