Home / 30,049.16-41,466.81-16,620.38

Finding the Fourth Proportional to 30,049.16, 41,466.81 and 16,620.38

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Solution

The fourth proportional to 30,049.16, 41,466.81 and 16,620.38 is: 22,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,049.16 : 41,466.81 = 16,620.38 : x
  2. Step 2: Convert to fraction form
    30,049.16/41,466.81 = 16,620.38/x
  3. Step 3: Cross multiply
    30,049.16x = 41,466.81 × 16,620.38
  4. Step 4: Simplify right side
    30,049.16x = 689,193,932.25
  5. Step 5: Solve for x
    x = 689,193,932.25/30,049.16
  6. Step 6: Final answer
    x = 22,935.55

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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.