Home / 30,370.01-41,910.68-16,942.13

Finding the Fourth Proportional to 30,370.01, 41,910.68 and 16,942.13

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Solution

The fourth proportional to 30,370.01, 41,910.68 and 16,942.13 is: 23,380.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,370.01 : 41,910.68 = 16,942.13 : x
  2. Step 2: Convert to fraction form
    30,370.01/41,910.68 = 16,942.13/x
  3. Step 3: Cross multiply
    30,370.01x = 41,910.68 × 16,942.13
  4. Step 4: Simplify right side
    30,370.01x = 710,055,894.68
  5. Step 5: Solve for x
    x = 710,055,894.68/30,370.01
  6. Step 6: Final answer
    x = 23,380.17

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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.