Home / 37,129.98-55,705.26-17,145.60

Finding the Fourth Proportional to 37,129.98, 55,705.26 and 17,145.60

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Solution

The fourth proportional to 37,129.98, 55,705.26 and 17,145.60 is: 25,723.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,129.98 : 55,705.26 = 17,145.60 : x
  2. Step 2: Convert to fraction form
    37,129.98/55,705.26 = 17,145.60/x
  3. Step 3: Cross multiply
    37,129.98x = 55,705.26 × 17,145.60
  4. Step 4: Simplify right side
    37,129.98x = 955,100,105.86
  5. Step 5: Solve for x
    x = 955,100,105.86/37,129.98
  6. Step 6: Final answer
    x = 25,723.15

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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.