Home / 17,385.06-23,982.53-11,000.88

Finding the Fourth Proportional to 17,385.06, 23,982.53 and 11,000.88

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Solution

The fourth proportional to 17,385.06, 23,982.53 and 11,000.88 is: 15,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.06 : 23,982.53 = 11,000.88 : x
  2. Step 2: Convert to fraction form
    17,385.06/23,982.53 = 11,000.88/x
  3. Step 3: Cross multiply
    17,385.06x = 23,982.53 × 11,000.88
  4. Step 4: Simplify right side
    17,385.06x = 263,828,934.63
  5. Step 5: Solve for x
    x = 263,828,934.63/17,385.06
  6. Step 6: Final answer
    x = 15,175.61

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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.