Home / 16,958.65-23,378.36-11,907.49

Finding the Fourth Proportional to 16,958.65, 23,378.36 and 11,907.49

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Solution

The fourth proportional to 16,958.65, 23,378.36 and 11,907.49 is: 16,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.65 : 23,378.36 = 11,907.49 : x
  2. Step 2: Convert to fraction form
    16,958.65/23,378.36 = 11,907.49/x
  3. Step 3: Cross multiply
    16,958.65x = 23,378.36 × 11,907.49
  4. Step 4: Simplify right side
    16,958.65x = 278,377,528.38
  5. Step 5: Solve for x
    x = 278,377,528.38/16,958.65
  6. Step 6: Final answer
    x = 16,415.08

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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.