Home / 14,521.67-20,046.54-11,163.30

Finding the Fourth Proportional to 14,521.67, 20,046.54 and 11,163.30

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Solution

The fourth proportional to 14,521.67, 20,046.54 and 11,163.30 is: 15,410.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.67 : 20,046.54 = 11,163.30 : x
  2. Step 2: Convert to fraction form
    14,521.67/20,046.54 = 11,163.30/x
  3. Step 3: Cross multiply
    14,521.67x = 20,046.54 × 11,163.30
  4. Step 4: Simplify right side
    14,521.67x = 223,785,539.98
  5. Step 5: Solve for x
    x = 223,785,539.98/14,521.67
  6. Step 6: Final answer
    x = 15,410.46

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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.