Home / 17,589.76-26,394.56-7,208.80

Finding the Fourth Proportional to 17,589.76, 26,394.56 and 7,208.80

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Solution

The fourth proportional to 17,589.76, 26,394.56 and 7,208.80 is: 10,817.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,589.76 : 26,394.56 = 7,208.80 : x
  2. Step 2: Convert to fraction form
    17,589.76/26,394.56 = 7,208.80/x
  3. Step 3: Cross multiply
    17,589.76x = 26,394.56 × 7,208.80
  4. Step 4: Simplify right side
    17,589.76x = 190,273,104.13
  5. Step 5: Solve for x
    x = 190,273,104.13/17,589.76
  6. Step 6: Final answer
    x = 10,817.27

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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.