Home / 28,546.82-42,795.62-11,028.95

Finding the Fourth Proportional to 28,546.82, 42,795.62 and 11,028.95

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Solution

The fourth proportional to 28,546.82, 42,795.62 and 11,028.95 is: 16,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546.82 : 42,795.62 = 11,028.95 : x
  2. Step 2: Convert to fraction form
    28,546.82/42,795.62 = 11,028.95/x
  3. Step 3: Cross multiply
    28,546.82x = 42,795.62 × 11,028.95
  4. Step 4: Simplify right side
    28,546.82x = 471,990,753.20
  5. Step 5: Solve for x
    x = 471,990,753.20/28,546.82
  6. Step 6: Final answer
    x = 16,533.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.