Home / 30,392.17-41,940.84-16,966.74

Finding the Fourth Proportional to 30,392.17, 41,940.84 and 16,966.74

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Solution

The fourth proportional to 30,392.17, 41,940.84 and 16,966.74 is: 23,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.17 : 41,940.84 = 16,966.74 : x
  2. Step 2: Convert to fraction form
    30,392.17/41,940.84 = 16,966.74/x
  3. Step 3: Cross multiply
    30,392.17x = 41,940.84 × 16,966.74
  4. Step 4: Simplify right side
    30,392.17x = 711,599,327.66
  5. Step 5: Solve for x
    x = 711,599,327.66/30,392.17
  6. Step 6: Final answer
    x = 23,413.90

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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.