Home / 18,844.44-26,007.39-10,778.84

Finding the Fourth Proportional to 18,844.44, 26,007.39 and 10,778.84

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Solution

The fourth proportional to 18,844.44, 26,007.39 and 10,778.84 is: 14,875.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.44 : 26,007.39 = 10,778.84 : x
  2. Step 2: Convert to fraction form
    18,844.44/26,007.39 = 10,778.84/x
  3. Step 3: Cross multiply
    18,844.44x = 26,007.39 × 10,778.84
  4. Step 4: Simplify right side
    18,844.44x = 280,329,365.59
  5. Step 5: Solve for x
    x = 280,329,365.59/18,844.44
  6. Step 6: Final answer
    x = 14,875.97

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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.