Home / 13,596.12-20,394.18-6,669

Finding the Fourth Proportional to 13,596.12, 20,394.18 and 6,669

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Solution

The fourth proportional to 13,596.12, 20,394.18 and 6,669 is: 10,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.12 : 20,394.18 = 6,669 : x
  2. Step 2: Convert to fraction form
    13,596.12/20,394.18 = 6,669/x
  3. Step 3: Cross multiply
    13,596.12x = 20,394.18 × 6,669
  4. Step 4: Simplify right side
    13,596.12x = 136,008,786.42
  5. Step 5: Solve for x
    x = 136,008,786.42/13,596.12
  6. Step 6: Final answer
    x = 10,003.50

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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.