Home / 17,265.90-25,898.82-5,419.23

Finding the Fourth Proportional to 17,265.90, 25,898.82 and 5,419.23

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Solution

The fourth proportional to 17,265.90, 25,898.82 and 5,419.23 is: 8,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,265.90 : 25,898.82 = 5,419.23 : x
  2. Step 2: Convert to fraction form
    17,265.90/25,898.82 = 5,419.23/x
  3. Step 3: Cross multiply
    17,265.90x = 25,898.82 × 5,419.23
  4. Step 4: Simplify right side
    17,265.90x = 140,351,662.31
  5. Step 5: Solve for x
    x = 140,351,662.31/17,265.90
  6. Step 6: Final answer
    x = 8,128.84

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1.5x scale

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.