Home / 14,994.45-20,692.50-8,279.96

Finding the Fourth Proportional to 14,994.45, 20,692.50 and 8,279.96

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Solution

The fourth proportional to 14,994.45, 20,692.50 and 8,279.96 is: 11,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,994.45 : 20,692.50 = 8,279.96 : x
  2. Step 2: Convert to fraction form
    14,994.45/20,692.50 = 8,279.96/x
  3. Step 3: Cross multiply
    14,994.45x = 20,692.50 × 8,279.96
  4. Step 4: Simplify right side
    14,994.45x = 171,332,937.79
  5. Step 5: Solve for x
    x = 171,332,937.79/14,994.45
  6. Step 6: Final answer
    x = 11,426.42

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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.