Home / 16,819.46-25,220.43-6,280.82

Finding the Fourth Proportional to 16,819.46, 25,220.43 and 6,280.82

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Solution

The fourth proportional to 16,819.46, 25,220.43 and 6,280.82 is: 9,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.46 : 25,220.43 = 6,280.82 : x
  2. Step 2: Convert to fraction form
    16,819.46/25,220.43 = 6,280.82/x
  3. Step 3: Cross multiply
    16,819.46x = 25,220.43 × 6,280.82
  4. Step 4: Simplify right side
    16,819.46x = 158,404,870.75
  5. Step 5: Solve for x
    x = 158,404,870.75/16,819.46
  6. Step 6: Final answer
    x = 9,417.95

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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.