Home / 16,683.40-23,013.12-11,018.26

Finding the Fourth Proportional to 16,683.40, 23,013.12 and 11,018.26

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Solution

The fourth proportional to 16,683.40, 23,013.12 and 11,018.26 is: 15,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.40 : 23,013.12 = 11,018.26 : x
  2. Step 2: Convert to fraction form
    16,683.40/23,013.12 = 11,018.26/x
  3. Step 3: Cross multiply
    16,683.40x = 23,013.12 × 11,018.26
  4. Step 4: Simplify right side
    16,683.40x = 253,564,539.57
  5. Step 5: Solve for x
    x = 253,564,539.57/16,683.40
  6. Step 6: Final answer
    x = 15,198.61

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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.