Home / 13,286.03-19,892.13-6,692.22

Finding the Fourth Proportional to 13,286.03, 19,892.13 and 6,692.22

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Solution

The fourth proportional to 13,286.03, 19,892.13 and 6,692.22 is: 10,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286.03 : 19,892.13 = 6,692.22 : x
  2. Step 2: Convert to fraction form
    13,286.03/19,892.13 = 6,692.22/x
  3. Step 3: Cross multiply
    13,286.03x = 19,892.13 × 6,692.22
  4. Step 4: Simplify right side
    13,286.03x = 133,122,522.78
  5. Step 5: Solve for x
    x = 133,122,522.78/13,286.03
  6. Step 6: Final answer
    x = 10,019.74

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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.