Home / 30,341.52-41,871.32-16,912.44

Finding the Fourth Proportional to 30,341.52, 41,871.32 and 16,912.44

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Solution

The fourth proportional to 30,341.52, 41,871.32 and 16,912.44 is: 23,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341.52 : 41,871.32 = 16,912.44 : x
  2. Step 2: Convert to fraction form
    30,341.52/41,871.32 = 16,912.44/x
  3. Step 3: Cross multiply
    30,341.52x = 41,871.32 × 16,912.44
  4. Step 4: Simplify right side
    30,341.52x = 708,146,187.22
  5. Step 5: Solve for x
    x = 708,146,187.22/30,341.52
  6. Step 6: Final answer
    x = 23,339.18

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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.