Home / 16,923.76-25,357.89-11,984.53

Finding the Fourth Proportional to 16,923.76, 25,357.89 and 11,984.53

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Solution

The fourth proportional to 16,923.76, 25,357.89 and 11,984.53 is: 17,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.76 : 25,357.89 = 11,984.53 : x
  2. Step 2: Convert to fraction form
    16,923.76/25,357.89 = 11,984.53/x
  3. Step 3: Cross multiply
    16,923.76x = 25,357.89 × 11,984.53
  4. Step 4: Simplify right side
    16,923.76x = 303,902,266.65
  5. Step 5: Solve for x
    x = 303,902,266.65/16,923.76
  6. Step 6: Final answer
    x = 17,957.14

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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.