Home / 30,215.26-41,697.10-16,786.16

Finding the Fourth Proportional to 30,215.26, 41,697.10 and 16,786.16

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Solution

The fourth proportional to 30,215.26, 41,697.10 and 16,786.16 is: 23,164.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,215.26 : 41,697.10 = 16,786.16 : x
  2. Step 2: Convert to fraction form
    30,215.26/41,697.10 = 16,786.16/x
  3. Step 3: Cross multiply
    30,215.26x = 41,697.10 × 16,786.16
  4. Step 4: Simplify right side
    30,215.26x = 699,934,192.14
  5. Step 5: Solve for x
    x = 699,934,192.14/30,215.26
  6. Step 6: Final answer
    x = 23,164.92

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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.