Home / 14,274.09-21,414.65-4,413.15

Finding the Fourth Proportional to 14,274.09, 21,414.65 and 4,413.15

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Solution

The fourth proportional to 14,274.09, 21,414.65 and 4,413.15 is: 6,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.09 : 21,414.65 = 4,413.15 : x
  2. Step 2: Convert to fraction form
    14,274.09/21,414.65 = 4,413.15/x
  3. Step 3: Cross multiply
    14,274.09x = 21,414.65 × 4,413.15
  4. Step 4: Simplify right side
    14,274.09x = 94,506,040.58
  5. Step 5: Solve for x
    x = 94,506,040.58/14,274.09
  6. Step 6: Final answer
    x = 6,620.81

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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.