Home / 20,026.56-27,635.04-11,529.36

Finding the Fourth Proportional to 20,026.56, 27,635.04 and 11,529.36

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Solution

The fourth proportional to 20,026.56, 27,635.04 and 11,529.36 is: 15,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.56 : 27,635.04 = 11,529.36 : x
  2. Step 2: Convert to fraction form
    20,026.56/27,635.04 = 11,529.36/x
  3. Step 3: Cross multiply
    20,026.56x = 27,635.04 × 11,529.36
  4. Step 4: Simplify right side
    20,026.56x = 318,614,324.77
  5. Step 5: Solve for x
    x = 318,614,324.77/20,026.56
  6. Step 6: Final answer
    x = 15,909.59

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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.