Home / 30,213.03-41,695.23-16,784.39

Finding the Fourth Proportional to 30,213.03, 41,695.23 and 16,784.39

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Solution

The fourth proportional to 30,213.03, 41,695.23 and 16,784.39 is: 23,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213.03 : 41,695.23 = 16,784.39 : x
  2. Step 2: Convert to fraction form
    30,213.03/41,695.23 = 16,784.39/x
  3. Step 3: Cross multiply
    30,213.03x = 41,695.23 × 16,784.39
  4. Step 4: Simplify right side
    30,213.03x = 699,828,792.98
  5. Step 5: Solve for x
    x = 699,828,792.98/30,213.03
  6. Step 6: Final answer
    x = 23,163.14

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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.