Home / 16,847.70-25,235.10-10,942.80

Finding the Fourth Proportional to 16,847.70, 25,235.10 and 10,942.80

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Solution

The fourth proportional to 16,847.70, 25,235.10 and 10,942.80 is: 16,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.70 : 25,235.10 = 10,942.80 : x
  2. Step 2: Convert to fraction form
    16,847.70/25,235.10 = 10,942.80/x
  3. Step 3: Cross multiply
    16,847.70x = 25,235.10 × 10,942.80
  4. Step 4: Simplify right side
    16,847.70x = 276,142,652.28
  5. Step 5: Solve for x
    x = 276,142,652.28/16,847.70
  6. Step 6: Final answer
    x = 16,390.53

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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.