Home / 13,089.41-19,624.55-4,199.67

Finding the Fourth Proportional to 13,089.41, 19,624.55 and 4,199.67

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Solution

The fourth proportional to 13,089.41, 19,624.55 and 4,199.67 is: 6,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,089.41 : 19,624.55 = 4,199.67 : x
  2. Step 2: Convert to fraction form
    13,089.41/19,624.55 = 4,199.67/x
  3. Step 3: Cross multiply
    13,089.41x = 19,624.55 × 4,199.67
  4. Step 4: Simplify right side
    13,089.41x = 82,416,612.90
  5. Step 5: Solve for x
    x = 82,416,612.90/13,089.41
  6. Step 6: Final answer
    x = 6,296.44

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1.5x scale

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.