Home / 14,692.82-20,276.10-8,319.33

Finding the Fourth Proportional to 14,692.82, 20,276.10 and 8,319.33

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Solution

The fourth proportional to 14,692.82, 20,276.10 and 8,319.33 is: 11,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,692.82 : 20,276.10 = 8,319.33 : x
  2. Step 2: Convert to fraction form
    14,692.82/20,276.10 = 8,319.33/x
  3. Step 3: Cross multiply
    14,692.82x = 20,276.10 × 8,319.33
  4. Step 4: Simplify right side
    14,692.82x = 168,683,567.01
  5. Step 5: Solve for x
    x = 168,683,567.01/14,692.82
  6. Step 6: Final answer
    x = 11,480.68

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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.