Home / 22,446.16-30,975.29-12,375.53

Finding the Fourth Proportional to 22,446.16, 30,975.29 and 12,375.53

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Solution

The fourth proportional to 22,446.16, 30,975.29 and 12,375.53 is: 17,078.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.16 : 30,975.29 = 12,375.53 : x
  2. Step 2: Convert to fraction form
    22,446.16/30,975.29 = 12,375.53/x
  3. Step 3: Cross multiply
    22,446.16x = 30,975.29 × 12,375.53
  4. Step 4: Simplify right side
    22,446.16x = 383,335,413.90
  5. Step 5: Solve for x
    x = 383,335,413.90/22,446.16
  6. Step 6: Final answer
    x = 17,078.00

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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.