Home / 17,868.18-26,811.21-8,014.50

Finding the Fourth Proportional to 17,868.18, 26,811.21 and 8,014.50

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Solution

The fourth proportional to 17,868.18, 26,811.21 and 8,014.50 is: 12,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.18 : 26,811.21 = 8,014.50 : x
  2. Step 2: Convert to fraction form
    17,868.18/26,811.21 = 8,014.50/x
  3. Step 3: Cross multiply
    17,868.18x = 26,811.21 × 8,014.50
  4. Step 4: Simplify right side
    17,868.18x = 214,878,442.55
  5. Step 5: Solve for x
    x = 214,878,442.55/17,868.18
  6. Step 6: Final answer
    x = 12,025.76

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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.