Home / 21,567.44-29,727.24-14,841.68

Finding the Fourth Proportional to 21,567.44, 29,727.24 and 14,841.68

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Solution

The fourth proportional to 21,567.44, 29,727.24 and 14,841.68 is: 20,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567.44 : 29,727.24 = 14,841.68 : x
  2. Step 2: Convert to fraction form
    21,567.44/29,727.24 = 14,841.68/x
  3. Step 3: Cross multiply
    21,567.44x = 29,727.24 × 14,841.68
  4. Step 4: Simplify right side
    21,567.44x = 441,202,183.36
  5. Step 5: Solve for x
    x = 441,202,183.36/21,567.44
  6. Step 6: Final answer
    x = 20,456.86

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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.