Home / 21,576.40-32,304.34-11,023.72

Finding the Fourth Proportional to 21,576.40, 32,304.34 and 11,023.72

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Solution

The fourth proportional to 21,576.40, 32,304.34 and 11,023.72 is: 16,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576.40 : 32,304.34 = 11,023.72 : x
  2. Step 2: Convert to fraction form
    21,576.40/32,304.34 = 11,023.72/x
  3. Step 3: Cross multiply
    21,576.40x = 32,304.34 × 11,023.72
  4. Step 4: Simplify right side
    21,576.40x = 356,113,998.94
  5. Step 5: Solve for x
    x = 356,113,998.94/21,576.40
  6. Step 6: Final answer
    x = 16,504.79

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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.