Home / 13,044.75-18,001.62-7,076.29

Finding the Fourth Proportional to 13,044.75, 18,001.62 and 7,076.29

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Solution

The fourth proportional to 13,044.75, 18,001.62 and 7,076.29 is: 9,765.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.75 : 18,001.62 = 7,076.29 : x
  2. Step 2: Convert to fraction form
    13,044.75/18,001.62 = 7,076.29/x
  3. Step 3: Cross multiply
    13,044.75x = 18,001.62 × 7,076.29
  4. Step 4: Simplify right side
    13,044.75x = 127,384,683.59
  5. Step 5: Solve for x
    x = 127,384,683.59/13,044.75
  6. Step 6: Final answer
    x = 9,765.21

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1.5x scale

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.