Home / 14,662.68-20,232.30-8,373.72

Finding the Fourth Proportional to 14,662.68, 20,232.30 and 8,373.72

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Solution

The fourth proportional to 14,662.68, 20,232.30 and 8,373.72 is: 11,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662.68 : 20,232.30 = 8,373.72 : x
  2. Step 2: Convert to fraction form
    14,662.68/20,232.30 = 8,373.72/x
  3. Step 3: Cross multiply
    14,662.68x = 20,232.30 × 8,373.72
  4. Step 4: Simplify right side
    14,662.68x = 169,419,615.16
  5. Step 5: Solve for x
    x = 169,419,615.16/14,662.68
  6. Step 6: Final answer
    x = 11,554.48

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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.