Home / 23,212.10-32,012.07-18,734.42

Finding the Fourth Proportional to 23,212.10, 32,012.07 and 18,734.42

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Solution

The fourth proportional to 23,212.10, 32,012.07 and 18,734.42 is: 25,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,212.10 : 32,012.07 = 18,734.42 : x
  2. Step 2: Convert to fraction form
    23,212.10/32,012.07 = 18,734.42/x
  3. Step 3: Cross multiply
    23,212.10x = 32,012.07 × 18,734.42
  4. Step 4: Simplify right side
    23,212.10x = 599,727,564.45
  5. Step 5: Solve for x
    x = 599,727,564.45/23,212.10
  6. Step 6: Final answer
    x = 25,836.85

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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.