Home / 29,272.40-43,910.43-11,739.95

Finding the Fourth Proportional to 29,272.40, 43,910.43 and 11,739.95

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Solution

The fourth proportional to 29,272.40, 43,910.43 and 11,739.95 is: 17,610.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,272.40 : 43,910.43 = 11,739.95 : x
  2. Step 2: Convert to fraction form
    29,272.40/43,910.43 = 11,739.95/x
  3. Step 3: Cross multiply
    29,272.40x = 43,910.43 × 11,739.95
  4. Step 4: Simplify right side
    29,272.40x = 515,506,252.68
  5. Step 5: Solve for x
    x = 515,506,252.68/29,272.40
  6. Step 6: Final answer
    x = 17,610.66

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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.