Home / 19,488.23-29,193.92-10,134.35

Finding the Fourth Proportional to 19,488.23, 29,193.92 and 10,134.35

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Solution

The fourth proportional to 19,488.23, 29,193.92 and 10,134.35 is: 15,181.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.23 : 29,193.92 = 10,134.35 : x
  2. Step 2: Convert to fraction form
    19,488.23/29,193.92 = 10,134.35/x
  3. Step 3: Cross multiply
    19,488.23x = 29,193.92 × 10,134.35
  4. Step 4: Simplify right side
    19,488.23x = 295,861,353.99
  5. Step 5: Solve for x
    x = 295,861,353.99/19,488.23
  6. Step 6: Final answer
    x = 15,181.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.