Home / 13,329.21-20,006.01-6,759.93

Finding the Fourth Proportional to 13,329.21, 20,006.01 and 6,759.93

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Solution

The fourth proportional to 13,329.21, 20,006.01 and 6,759.93 is: 10,146.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.21 : 20,006.01 = 6,759.93 : x
  2. Step 2: Convert to fraction form
    13,329.21/20,006.01 = 6,759.93/x
  3. Step 3: Cross multiply
    13,329.21x = 20,006.01 × 6,759.93
  4. Step 4: Simplify right side
    13,329.21x = 135,239,227.18
  5. Step 5: Solve for x
    x = 135,239,227.18/13,329.21
  6. Step 6: Final answer
    x = 10,146.08

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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.