Home / 18,965.41-26,171.77-10,467.42

Finding the Fourth Proportional to 18,965.41, 26,171.77 and 10,467.42

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Solution

The fourth proportional to 18,965.41, 26,171.77 and 10,467.42 is: 14,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,965.41 : 26,171.77 = 10,467.42 : x
  2. Step 2: Convert to fraction form
    18,965.41/26,171.77 = 10,467.42/x
  3. Step 3: Cross multiply
    18,965.41x = 26,171.77 × 10,467.42
  4. Step 4: Simplify right side
    18,965.41x = 273,950,908.73
  5. Step 5: Solve for x
    x = 273,950,908.73/18,965.41
  6. Step 6: Final answer
    x = 14,444.77

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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.