Home / 16,856.76-25,285.78-4,376.44

Finding the Fourth Proportional to 16,856.76, 25,285.78 and 4,376.44

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Solution

The fourth proportional to 16,856.76, 25,285.78 and 4,376.44 is: 6,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.76 : 25,285.78 = 4,376.44 : x
  2. Step 2: Convert to fraction form
    16,856.76/25,285.78 = 4,376.44/x
  3. Step 3: Cross multiply
    16,856.76x = 25,285.78 × 4,376.44
  4. Step 4: Simplify right side
    16,856.76x = 110,661,699.02
  5. Step 5: Solve for x
    x = 110,661,699.02/16,856.76
  6. Step 6: Final answer
    x = 6,564.83

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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.