Home / 12,692.57-19,040.00-3,332.61

Finding the Fourth Proportional to 12,692.57, 19,040.00 and 3,332.61

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Solution

The fourth proportional to 12,692.57, 19,040.00 and 3,332.61 is: 4,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692.57 : 19,040.00 = 3,332.61 : x
  2. Step 2: Convert to fraction form
    12,692.57/19,040.00 = 3,332.61/x
  3. Step 3: Cross multiply
    12,692.57x = 19,040.00 × 3,332.61
  4. Step 4: Simplify right side
    12,692.57x = 63,452,877.74
  5. Step 5: Solve for x
    x = 63,452,877.74/12,692.57
  6. Step 6: Final answer
    x = 4,999.22

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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.