Home / 19,974.94-27,565.41-14,679.66

Finding the Fourth Proportional to 19,974.94, 27,565.41 and 14,679.66

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Solution

The fourth proportional to 19,974.94, 27,565.41 and 14,679.66 is: 20,257.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.94 : 27,565.41 = 14,679.66 : x
  2. Step 2: Convert to fraction form
    19,974.94/27,565.41 = 14,679.66/x
  3. Step 3: Cross multiply
    19,974.94x = 27,565.41 × 14,679.66
  4. Step 4: Simplify right side
    19,974.94x = 404,651,004.98
  5. Step 5: Solve for x
    x = 404,651,004.98/19,974.94
  6. Step 6: Final answer
    x = 20,257.94

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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.