Home / 11,823.57-17,731.71-4,325.67

Finding the Fourth Proportional to 11,823.57, 17,731.71 and 4,325.67

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Solution

The fourth proportional to 11,823.57, 17,731.71 and 4,325.67 is: 6,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.57 : 17,731.71 = 4,325.67 : x
  2. Step 2: Convert to fraction form
    11,823.57/17,731.71 = 4,325.67/x
  3. Step 3: Cross multiply
    11,823.57x = 17,731.71 × 4,325.67
  4. Step 4: Simplify right side
    11,823.57x = 76,701,526.00
  5. Step 5: Solve for x
    x = 76,701,526.00/11,823.57
  6. Step 6: Final answer
    x = 6,487.17

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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.