Home / 30,385.37-41,933.85-16,959.22

Finding the Fourth Proportional to 30,385.37, 41,933.85 and 16,959.22

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Solution

The fourth proportional to 30,385.37, 41,933.85 and 16,959.22 is: 23,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,385.37 : 41,933.85 = 16,959.22 : x
  2. Step 2: Convert to fraction form
    30,385.37/41,933.85 = 16,959.22/x
  3. Step 3: Cross multiply
    30,385.37x = 41,933.85 × 16,959.22
  4. Step 4: Simplify right side
    30,385.37x = 711,165,387.60
  5. Step 5: Solve for x
    x = 711,165,387.60/30,385.37
  6. Step 6: Final answer
    x = 23,404.86

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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.