Home / 41,261.12-61,912.77-19,647.05

Finding the Fourth Proportional to 41,261.12, 61,912.77 and 19,647.05

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Solution

The fourth proportional to 41,261.12, 61,912.77 and 19,647.05 is: 29,480.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,261.12 : 61,912.77 = 19,647.05 : x
  2. Step 2: Convert to fraction form
    41,261.12/61,912.77 = 19,647.05/x
  3. Step 3: Cross multiply
    41,261.12x = 61,912.77 × 19,647.05
  4. Step 4: Simplify right side
    41,261.12x = 1,216,402,978.26
  5. Step 5: Solve for x
    x = 1,216,402,978.26/41,261.12
  6. Step 6: Final answer
    x = 29,480.61

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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.