Home / 13,794.77-20,692.29-5,476.79

Finding the Fourth Proportional to 13,794.77, 20,692.29 and 5,476.79

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Solution

The fourth proportional to 13,794.77, 20,692.29 and 5,476.79 is: 8,215.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.77 : 20,692.29 = 5,476.79 : x
  2. Step 2: Convert to fraction form
    13,794.77/20,692.29 = 5,476.79/x
  3. Step 3: Cross multiply
    13,794.77x = 20,692.29 × 5,476.79
  4. Step 4: Simplify right side
    13,794.77x = 113,327,326.95
  5. Step 5: Solve for x
    x = 113,327,326.95/13,794.77
  6. Step 6: Final answer
    x = 8,215.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.