Home / 28,546.20-42,819.30-27,015.30

Finding the Fourth Proportional to 28,546.20, 42,819.30 and 27,015.30

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Solution

The fourth proportional to 28,546.20, 42,819.30 and 27,015.30 is: 40,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546.20 : 42,819.30 = 27,015.30 : x
  2. Step 2: Convert to fraction form
    28,546.20/42,819.30 = 27,015.30/x
  3. Step 3: Cross multiply
    28,546.20x = 42,819.30 × 27,015.30
  4. Step 4: Simplify right side
    28,546.20x = 1,156,776,235.29
  5. Step 5: Solve for x
    x = 1,156,776,235.29/28,546.20
  6. Step 6: Final answer
    x = 40,522.95

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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.