Home / 14,951.65-20,634.74-11,168.26

Finding the Fourth Proportional to 14,951.65, 20,634.74 and 11,168.26

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Solution

The fourth proportional to 14,951.65, 20,634.74 and 11,168.26 is: 15,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951.65 : 20,634.74 = 11,168.26 : x
  2. Step 2: Convert to fraction form
    14,951.65/20,634.74 = 11,168.26/x
  3. Step 3: Cross multiply
    14,951.65x = 20,634.74 × 11,168.26
  4. Step 4: Simplify right side
    14,951.65x = 230,454,010.26
  5. Step 5: Solve for x
    x = 230,454,010.26/14,951.65
  6. Step 6: Final answer
    x = 15,413.28

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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.