Home / 19,406.68-29,090.46-11,083.96

Finding the Fourth Proportional to 19,406.68, 29,090.46 and 11,083.96

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Solution

The fourth proportional to 19,406.68, 29,090.46 and 11,083.96 is: 16,614.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.68 : 29,090.46 = 11,083.96 : x
  2. Step 2: Convert to fraction form
    19,406.68/29,090.46 = 11,083.96/x
  3. Step 3: Cross multiply
    19,406.68x = 29,090.46 × 11,083.96
  4. Step 4: Simplify right side
    19,406.68x = 322,437,495.02
  5. Step 5: Solve for x
    x = 322,437,495.02/19,406.68
  6. Step 6: Final answer
    x = 16,614.77

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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.