Home / 19,692.75-29,529.26-6,540.51

Finding the Fourth Proportional to 19,692.75, 29,529.26 and 6,540.51

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Solution

The fourth proportional to 19,692.75, 29,529.26 and 6,540.51 is: 9,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.75 : 29,529.26 = 6,540.51 : x
  2. Step 2: Convert to fraction form
    19,692.75/29,529.26 = 6,540.51/x
  3. Step 3: Cross multiply
    19,692.75x = 29,529.26 × 6,540.51
  4. Step 4: Simplify right side
    19,692.75x = 193,136,420.32
  5. Step 5: Solve for x
    x = 193,136,420.32/19,692.75
  6. Step 6: Final answer
    x = 9,807.49

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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.