Home / 19,073.08-28,577.30-11,553.90

Finding the Fourth Proportional to 19,073.08, 28,577.30 and 11,553.90

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Solution

The fourth proportional to 19,073.08, 28,577.30 and 11,553.90 is: 17,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073.08 : 28,577.30 = 11,553.90 : x
  2. Step 2: Convert to fraction form
    19,073.08/28,577.30 = 11,553.90/x
  3. Step 3: Cross multiply
    19,073.08x = 28,577.30 × 11,553.90
  4. Step 4: Simplify right side
    19,073.08x = 330,179,266.47
  5. Step 5: Solve for x
    x = 330,179,266.47/19,073.08
  6. Step 6: Final answer
    x = 17,311.27

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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.