Home / 16,942.06-25,409.40-8,626.60

Finding the Fourth Proportional to 16,942.06, 25,409.40 and 8,626.60

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Solution

The fourth proportional to 16,942.06, 25,409.40 and 8,626.60 is: 12,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.06 : 25,409.40 = 8,626.60 : x
  2. Step 2: Convert to fraction form
    16,942.06/25,409.40 = 8,626.60/x
  3. Step 3: Cross multiply
    16,942.06x = 25,409.40 × 8,626.60
  4. Step 4: Simplify right side
    16,942.06x = 219,196,730.04
  5. Step 5: Solve for x
    x = 219,196,730.04/16,942.06
  6. Step 6: Final answer
    x = 12,938.02

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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.