Home / 12,692.12-19,037.72-3,332.06

Finding the Fourth Proportional to 12,692.12, 19,037.72 and 3,332.06

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Solution

The fourth proportional to 12,692.12, 19,037.72 and 3,332.06 is: 4,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692.12 : 19,037.72 = 3,332.06 : x
  2. Step 2: Convert to fraction form
    12,692.12/19,037.72 = 3,332.06/x
  3. Step 3: Cross multiply
    12,692.12x = 19,037.72 × 3,332.06
  4. Step 4: Simplify right side
    12,692.12x = 63,434,825.30
  5. Step 5: Solve for x
    x = 63,434,825.30/12,692.12
  6. Step 6: Final answer
    x = 4,997.97

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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.