Home / 16,975.79-23,425.03-9,422

Finding the Fourth Proportional to 16,975.79, 23,425.03 and 9,422

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Solution

The fourth proportional to 16,975.79, 23,425.03 and 9,422 is: 13,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.79 : 23,425.03 = 9,422 : x
  2. Step 2: Convert to fraction form
    16,975.79/23,425.03 = 9,422/x
  3. Step 3: Cross multiply
    16,975.79x = 23,425.03 × 9,422
  4. Step 4: Simplify right side
    16,975.79x = 220,710,632.66
  5. Step 5: Solve for x
    x = 220,710,632.66/16,975.79
  6. Step 6: Final answer
    x = 13,001.49

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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.