Home / 16,692.64-25,003.44-13,557.92

Finding the Fourth Proportional to 16,692.64, 25,003.44 and 13,557.92

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Solution

The fourth proportional to 16,692.64, 25,003.44 and 13,557.92 is: 20,308.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.64 : 25,003.44 = 13,557.92 : x
  2. Step 2: Convert to fraction form
    16,692.64/25,003.44 = 13,557.92/x
  3. Step 3: Cross multiply
    16,692.64x = 25,003.44 × 13,557.92
  4. Step 4: Simplify right side
    16,692.64x = 338,994,639.24
  5. Step 5: Solve for x
    x = 338,994,639.24/16,692.64
  6. Step 6: Final answer
    x = 20,308.03

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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.