Home / 13,135.77-19,692.45-5,734.69

Finding the Fourth Proportional to 13,135.77, 19,692.45 and 5,734.69

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Solution

The fourth proportional to 13,135.77, 19,692.45 and 5,734.69 is: 8,597.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,135.77 : 19,692.45 = 5,734.69 : x
  2. Step 2: Convert to fraction form
    13,135.77/19,692.45 = 5,734.69/x
  3. Step 3: Cross multiply
    13,135.77x = 19,692.45 × 5,734.69
  4. Step 4: Simplify right side
    13,135.77x = 112,930,096.09
  5. Step 5: Solve for x
    x = 112,930,096.09/13,135.77
  6. Step 6: Final answer
    x = 8,597.14

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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.