Home / 16,965.79-25,448.69-11,623.70

Finding the Fourth Proportional to 16,965.79, 25,448.69 and 11,623.70

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Solution

The fourth proportional to 16,965.79, 25,448.69 and 11,623.70 is: 17,435.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.79 : 25,448.69 = 11,623.70 : x
  2. Step 2: Convert to fraction form
    16,965.79/25,448.69 = 11,623.70/x
  3. Step 3: Cross multiply
    16,965.79x = 25,448.69 × 11,623.70
  4. Step 4: Simplify right side
    16,965.79x = 295,808,046.98
  5. Step 5: Solve for x
    x = 295,808,046.98/16,965.79
  6. Step 6: Final answer
    x = 17,435.56

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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.