Home / 17,672.75-24,389.04-10,120.43

Finding the Fourth Proportional to 17,672.75, 24,389.04 and 10,120.43

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Solution

The fourth proportional to 17,672.75, 24,389.04 and 10,120.43 is: 13,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,672.75 : 24,389.04 = 10,120.43 : x
  2. Step 2: Convert to fraction form
    17,672.75/24,389.04 = 10,120.43/x
  3. Step 3: Cross multiply
    17,672.75x = 24,389.04 × 10,120.43
  4. Step 4: Simplify right side
    17,672.75x = 246,827,521.49
  5. Step 5: Solve for x
    x = 246,827,521.49/17,672.75
  6. Step 6: Final answer
    x = 13,966.56

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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.