Home / 17,321.85-25,985.50-5,632.34

Finding the Fourth Proportional to 17,321.85, 25,985.50 and 5,632.34

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Solution

The fourth proportional to 17,321.85, 25,985.50 and 5,632.34 is: 8,449.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.85 : 25,985.50 = 5,632.34 : x
  2. Step 2: Convert to fraction form
    17,321.85/25,985.50 = 5,632.34/x
  3. Step 3: Cross multiply
    17,321.85x = 25,985.50 × 5,632.34
  4. Step 4: Simplify right side
    17,321.85x = 146,359,027.06
  5. Step 5: Solve for x
    x = 146,359,027.06/17,321.85
  6. Step 6: Final answer
    x = 8,449.39

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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.