Home / 11,328.50-15,632.66-6,292.43

Finding the Fourth Proportional to 11,328.50, 15,632.66 and 6,292.43

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Solution

The fourth proportional to 11,328.50, 15,632.66 and 6,292.43 is: 8,683.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.50 : 15,632.66 = 6,292.43 : x
  2. Step 2: Convert to fraction form
    11,328.50/15,632.66 = 6,292.43/x
  3. Step 3: Cross multiply
    11,328.50x = 15,632.66 × 6,292.43
  4. Step 4: Simplify right side
    11,328.50x = 98,367,414.95
  5. Step 5: Solve for x
    x = 98,367,414.95/11,328.50
  6. Step 6: Final answer
    x = 8,683.18

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