Home / 17,127.90-25,691.84-7,260.26

Finding the Fourth Proportional to 17,127.90, 25,691.84 and 7,260.26

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Solution

The fourth proportional to 17,127.90, 25,691.84 and 7,260.26 is: 10,890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127.90 : 25,691.84 = 7,260.26 : x
  2. Step 2: Convert to fraction form
    17,127.90/25,691.84 = 7,260.26/x
  3. Step 3: Cross multiply
    17,127.90x = 25,691.84 × 7,260.26
  4. Step 4: Simplify right side
    17,127.90x = 186,529,438.28
  5. Step 5: Solve for x
    x = 186,529,438.28/17,127.90
  6. Step 6: Final answer
    x = 10,890.39

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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.