Home / 17,308.34-25,954.30-8,980.03

Finding the Fourth Proportional to 17,308.34, 25,954.30 and 8,980.03

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Solution

The fourth proportional to 17,308.34, 25,954.30 and 8,980.03 is: 13,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,308.34 : 25,954.30 = 8,980.03 : x
  2. Step 2: Convert to fraction form
    17,308.34/25,954.30 = 8,980.03/x
  3. Step 3: Cross multiply
    17,308.34x = 25,954.30 × 8,980.03
  4. Step 4: Simplify right side
    17,308.34x = 233,070,217.96
  5. Step 5: Solve for x
    x = 233,070,217.96/17,308.34
  6. Step 6: Final answer
    x = 13,465.78

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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.