Home / 21,525.40-32,286.96-6,732.64

Finding the Fourth Proportional to 21,525.40, 32,286.96 and 6,732.64

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Solution

The fourth proportional to 21,525.40, 32,286.96 and 6,732.64 is: 10,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525.40 : 32,286.96 = 6,732.64 : x
  2. Step 2: Convert to fraction form
    21,525.40/32,286.96 = 6,732.64/x
  3. Step 3: Cross multiply
    21,525.40x = 32,286.96 × 6,732.64
  4. Step 4: Simplify right side
    21,525.40x = 217,376,478.37
  5. Step 5: Solve for x
    x = 217,376,478.37/21,525.40
  6. Step 6: Final answer
    x = 10,098.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.