Home / 14,413.54-21,612.46-6,506.79

Finding the Fourth Proportional to 14,413.54, 21,612.46 and 6,506.79

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Solution

The fourth proportional to 14,413.54, 21,612.46 and 6,506.79 is: 9,756.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.54 : 21,612.46 = 6,506.79 : x
  2. Step 2: Convert to fraction form
    14,413.54/21,612.46 = 6,506.79/x
  3. Step 3: Cross multiply
    14,413.54x = 21,612.46 × 6,506.79
  4. Step 4: Simplify right side
    14,413.54x = 140,627,738.60
  5. Step 5: Solve for x
    x = 140,627,738.60/14,413.54
  6. Step 6: Final answer
    x = 9,756.64

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1.5x scale

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.