Home / 14,487.66-21,723.29-13,249.27

Finding the Fourth Proportional to 14,487.66, 21,723.29 and 13,249.27

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Solution

The fourth proportional to 14,487.66, 21,723.29 and 13,249.27 is: 19,866.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.66 : 21,723.29 = 13,249.27 : x
  2. Step 2: Convert to fraction form
    14,487.66/21,723.29 = 13,249.27/x
  3. Step 3: Cross multiply
    14,487.66x = 21,723.29 × 13,249.27
  4. Step 4: Simplify right side
    14,487.66x = 287,817,745.09
  5. Step 5: Solve for x
    x = 287,817,745.09/14,487.66
  6. Step 6: Final answer
    x = 19,866.41

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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.