Home / 21,764.22-30,037.14-12,334.50

Finding the Fourth Proportional to 21,764.22, 30,037.14 and 12,334.50

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Solution

The fourth proportional to 21,764.22, 30,037.14 and 12,334.50 is: 17,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,764.22 : 30,037.14 = 12,334.50 : x
  2. Step 2: Convert to fraction form
    21,764.22/30,037.14 = 12,334.50/x
  3. Step 3: Cross multiply
    21,764.22x = 30,037.14 × 12,334.50
  4. Step 4: Simplify right side
    21,764.22x = 370,493,103.33
  5. Step 5: Solve for x
    x = 370,493,103.33/21,764.22
  6. Step 6: Final answer
    x = 17,023.04

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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.