Home / 19,477.67-29,241.61-16,722.05

Finding the Fourth Proportional to 19,477.67, 29,241.61 and 16,722.05

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Solution

The fourth proportional to 19,477.67, 29,241.61 and 16,722.05 is: 25,104.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477.67 : 29,241.61 = 16,722.05 : x
  2. Step 2: Convert to fraction form
    19,477.67/29,241.61 = 16,722.05/x
  3. Step 3: Cross multiply
    19,477.67x = 29,241.61 × 16,722.05
  4. Step 4: Simplify right side
    19,477.67x = 488,979,476.49
  5. Step 5: Solve for x
    x = 488,979,476.49/19,477.67
  6. Step 6: Final answer
    x = 25,104.63

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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.