Home / 19,379.44-26,692.70-14,894.62

Finding the Fourth Proportional to 19,379.44, 26,692.70 and 14,894.62

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Solution

The fourth proportional to 19,379.44, 26,692.70 and 14,894.62 is: 20,515.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379.44 : 26,692.70 = 14,894.62 : x
  2. Step 2: Convert to fraction form
    19,379.44/26,692.70 = 14,894.62/x
  3. Step 3: Cross multiply
    19,379.44x = 26,692.70 × 14,894.62
  4. Step 4: Simplify right side
    19,379.44x = 397,577,623.27
  5. Step 5: Solve for x
    x = 397,577,623.27/19,379.44
  6. Step 6: Final answer
    x = 20,515.43

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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.