Home / 12,692.00-19,041.90-5,677.92

Finding the Fourth Proportional to 12,692.00, 19,041.90 and 5,677.92

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Solution

The fourth proportional to 12,692.00, 19,041.90 and 5,677.92 is: 8,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692.00 : 19,041.90 = 5,677.92 : x
  2. Step 2: Convert to fraction form
    12,692.00/19,041.90 = 5,677.92/x
  3. Step 3: Cross multiply
    12,692.00x = 19,041.90 × 5,677.92
  4. Step 4: Simplify right side
    12,692.00x = 108,118,363.56
  5. Step 5: Solve for x
    x = 108,118,363.56/12,692.00
  6. Step 6: Final answer
    x = 8,518.62

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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.