Home / 16,903.10-25,351.77-7,039.73

Finding the Fourth Proportional to 16,903.10, 25,351.77 and 7,039.73

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Solution

The fourth proportional to 16,903.10, 25,351.77 and 7,039.73 is: 10,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.10 : 25,351.77 = 7,039.73 : x
  2. Step 2: Convert to fraction form
    16,903.10/25,351.77 = 7,039.73/x
  3. Step 3: Cross multiply
    16,903.10x = 25,351.77 × 7,039.73
  4. Step 4: Simplify right side
    16,903.10x = 178,469,615.82
  5. Step 5: Solve for x
    x = 178,469,615.82/16,903.10
  6. Step 6: Final answer
    x = 10,558.40

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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.