Home / 30,285.24-41,794.85-16,857.06

Finding the Fourth Proportional to 30,285.24, 41,794.85 and 16,857.06

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Solution

The fourth proportional to 30,285.24, 41,794.85 and 16,857.06 is: 23,263.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,285.24 : 41,794.85 = 16,857.06 : x
  2. Step 2: Convert to fraction form
    30,285.24/41,794.85 = 16,857.06/x
  3. Step 3: Cross multiply
    30,285.24x = 41,794.85 × 16,857.06
  4. Step 4: Simplify right side
    30,285.24x = 704,538,209.86
  5. Step 5: Solve for x
    x = 704,538,209.86/30,285.24
  6. Step 6: Final answer
    x = 23,263.42

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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.