Home / 16,763.70-23,133.30-9,209.46

Finding the Fourth Proportional to 16,763.70, 23,133.30 and 9,209.46

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Solution

The fourth proportional to 16,763.70, 23,133.30 and 9,209.46 is: 12,708.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.70 : 23,133.30 = 9,209.46 : x
  2. Step 2: Convert to fraction form
    16,763.70/23,133.30 = 9,209.46/x
  3. Step 3: Cross multiply
    16,763.70x = 23,133.30 × 9,209.46
  4. Step 4: Simplify right side
    16,763.70x = 213,045,201.02
  5. Step 5: Solve for x
    x = 213,045,201.02/16,763.70
  6. Step 6: Final answer
    x = 12,708.72

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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.