Home / 17,982.90-24,810.03-12,018.33

Finding the Fourth Proportional to 17,982.90, 24,810.03 and 12,018.33

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Solution

The fourth proportional to 17,982.90, 24,810.03 and 12,018.33 is: 16,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.90 : 24,810.03 = 12,018.33 : x
  2. Step 2: Convert to fraction form
    17,982.90/24,810.03 = 12,018.33/x
  3. Step 3: Cross multiply
    17,982.90x = 24,810.03 × 12,018.33
  4. Step 4: Simplify right side
    17,982.90x = 298,175,127.85
  5. Step 5: Solve for x
    x = 298,175,127.85/17,982.90
  6. Step 6: Final answer
    x = 16,581.04

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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.