Home / 30,194.40-41,669.06-16,766.22

Finding the Fourth Proportional to 30,194.40, 41,669.06 and 16,766.22

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Solution

The fourth proportional to 30,194.40, 41,669.06 and 16,766.22 is: 23,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.40 : 41,669.06 = 16,766.22 : x
  2. Step 2: Convert to fraction form
    30,194.40/41,669.06 = 16,766.22/x
  3. Step 3: Cross multiply
    30,194.40x = 41,669.06 × 16,766.22
  4. Step 4: Simplify right side
    30,194.40x = 698,632,543.32
  5. Step 5: Solve for x
    x = 698,632,543.32/30,194.40
  6. Step 6: Final answer
    x = 23,137.82

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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.