Home / 18,976.94-26,186.82-10,477.69

Finding the Fourth Proportional to 18,976.94, 26,186.82 and 10,477.69

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Solution

The fourth proportional to 18,976.94, 26,186.82 and 10,477.69 is: 14,458.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976.94 : 26,186.82 = 10,477.69 : x
  2. Step 2: Convert to fraction form
    18,976.94/26,186.82 = 10,477.69/x
  3. Step 3: Cross multiply
    18,976.94x = 26,186.82 × 10,477.69
  4. Step 4: Simplify right side
    18,976.94x = 274,377,382.05
  5. Step 5: Solve for x
    x = 274,377,382.05/18,976.94
  6. Step 6: Final answer
    x = 14,458.46

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Double scale
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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.