Home / 16,678.97-25,037.94-13,171.34

Finding the Fourth Proportional to 16,678.97, 25,037.94 and 13,171.34

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Solution

The fourth proportional to 16,678.97, 25,037.94 and 13,171.34 is: 19,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.97 : 25,037.94 = 13,171.34 : x
  2. Step 2: Convert to fraction form
    16,678.97/25,037.94 = 13,171.34/x
  3. Step 3: Cross multiply
    16,678.97x = 25,037.94 × 13,171.34
  4. Step 4: Simplify right side
    16,678.97x = 329,783,220.64
  5. Step 5: Solve for x
    x = 329,783,220.64/16,678.97
  6. Step 6: Final answer
    x = 19,772.40

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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.