Home / 16,976.16-23,412.97-12,736.63

Finding the Fourth Proportional to 16,976.16, 23,412.97 and 12,736.63

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Solution

The fourth proportional to 16,976.16, 23,412.97 and 12,736.63 is: 17,565.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.16 : 23,412.97 = 12,736.63 : x
  2. Step 2: Convert to fraction form
    16,976.16/23,412.97 = 12,736.63/x
  3. Step 3: Cross multiply
    16,976.16x = 23,412.97 × 12,736.63
  4. Step 4: Simplify right side
    16,976.16x = 298,202,367.93
  5. Step 5: Solve for x
    x = 298,202,367.93/16,976.16
  6. Step 6: Final answer
    x = 17,565.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.