Home / 30,279.36-41,784.96-16,850.22

Finding the Fourth Proportional to 30,279.36, 41,784.96 and 16,850.22

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Solution

The fourth proportional to 30,279.36, 41,784.96 and 16,850.22 is: 23,252.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,279.36 : 41,784.96 = 16,850.22 : x
  2. Step 2: Convert to fraction form
    30,279.36/41,784.96 = 16,850.22/x
  3. Step 3: Cross multiply
    30,279.36x = 41,784.96 × 16,850.22
  4. Step 4: Simplify right side
    30,279.36x = 704,085,768.69
  5. Step 5: Solve for x
    x = 704,085,768.69/30,279.36
  6. Step 6: Final answer
    x = 23,252.99

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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.