Home / 35,745.48-49,334.67-19,835.06

Finding the Fourth Proportional to 35,745.48, 49,334.67 and 19,835.06

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Solution

The fourth proportional to 35,745.48, 49,334.67 and 19,835.06 is: 27,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,745.48 : 49,334.67 = 19,835.06 : x
  2. Step 2: Convert to fraction form
    35,745.48/49,334.67 = 19,835.06/x
  3. Step 3: Cross multiply
    35,745.48x = 49,334.67 × 19,835.06
  4. Step 4: Simplify right side
    35,745.48x = 978,555,892.86
  5. Step 5: Solve for x
    x = 978,555,892.86/35,745.48
  6. Step 6: Final answer
    x = 27,375.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.