Home / 19,416.35-29,104.31-13,176.86

Finding the Fourth Proportional to 19,416.35, 29,104.31 and 13,176.86

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Solution

The fourth proportional to 19,416.35, 29,104.31 and 13,176.86 is: 19,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416.35 : 29,104.31 = 13,176.86 : x
  2. Step 2: Convert to fraction form
    19,416.35/29,104.31 = 13,176.86/x
  3. Step 3: Cross multiply
    19,416.35x = 29,104.31 × 13,176.86
  4. Step 4: Simplify right side
    19,416.35x = 383,503,206.86
  5. Step 5: Solve for x
    x = 383,503,206.86/19,416.35
  6. Step 6: Final answer
    x = 19,751.57

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