Home / 29,835.96-41,174.55-16,407.78

Finding the Fourth Proportional to 29,835.96, 41,174.55 and 16,407.78

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Solution

The fourth proportional to 29,835.96, 41,174.55 and 16,407.78 is: 22,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,835.96 : 41,174.55 = 16,407.78 : x
  2. Step 2: Convert to fraction form
    29,835.96/41,174.55 = 16,407.78/x
  3. Step 3: Cross multiply
    29,835.96x = 41,174.55 × 16,407.78
  4. Step 4: Simplify right side
    29,835.96x = 675,582,958.00
  5. Step 5: Solve for x
    x = 675,582,958.00/29,835.96
  6. Step 6: Final answer
    x = 22,643.25

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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.