Home / 14,066.38-19,410.97-7,692.80

Finding the Fourth Proportional to 14,066.38, 19,410.97 and 7,692.80

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Solution

The fourth proportional to 14,066.38, 19,410.97 and 7,692.80 is: 10,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066.38 : 19,410.97 = 7,692.80 : x
  2. Step 2: Convert to fraction form
    14,066.38/19,410.97 = 7,692.80/x
  3. Step 3: Cross multiply
    14,066.38x = 19,410.97 × 7,692.80
  4. Step 4: Simplify right side
    14,066.38x = 149,324,710.02
  5. Step 5: Solve for x
    x = 149,324,710.02/14,066.38
  6. Step 6: Final answer
    x = 10,615.72

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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.