Home / 12,329.62-17,014.89-6,740.62

Finding the Fourth Proportional to 12,329.62, 17,014.89 and 6,740.62

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Solution

The fourth proportional to 12,329.62, 17,014.89 and 6,740.62 is: 9,302.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329.62 : 17,014.89 = 6,740.62 : x
  2. Step 2: Convert to fraction form
    12,329.62/17,014.89 = 6,740.62/x
  3. Step 3: Cross multiply
    12,329.62x = 17,014.89 × 6,740.62
  4. Step 4: Simplify right side
    12,329.62x = 114,690,907.83
  5. Step 5: Solve for x
    x = 114,690,907.83/12,329.62
  6. Step 6: Final answer
    x = 9,302.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.