Home / 23,890.55-32,966.09-13,133.65

Finding the Fourth Proportional to 23,890.55, 32,966.09 and 13,133.65

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Solution

The fourth proportional to 23,890.55, 32,966.09 and 13,133.65 is: 18,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,890.55 : 32,966.09 = 13,133.65 : x
  2. Step 2: Convert to fraction form
    23,890.55/32,966.09 = 13,133.65/x
  3. Step 3: Cross multiply
    23,890.55x = 32,966.09 × 13,133.65
  4. Step 4: Simplify right side
    23,890.55x = 432,965,087.93
  5. Step 5: Solve for x
    x = 432,965,087.93/23,890.55
  6. Step 6: Final answer
    x = 18,122.86

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