Home / 11,823.95-16,317.15-6,518.96

Finding the Fourth Proportional to 11,823.95, 16,317.15 and 6,518.96

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Solution

The fourth proportional to 11,823.95, 16,317.15 and 6,518.96 is: 8,996.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.95 : 16,317.15 = 6,518.96 : x
  2. Step 2: Convert to fraction form
    11,823.95/16,317.15 = 6,518.96/x
  3. Step 3: Cross multiply
    11,823.95x = 16,317.15 × 6,518.96
  4. Step 4: Simplify right side
    11,823.95x = 106,370,766.58
  5. Step 5: Solve for x
    x = 106,370,766.58/11,823.95
  6. Step 6: Final answer
    x = 8,996.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.