Home / 23,751.79-32,778.44-13,141.24

Finding the Fourth Proportional to 23,751.79, 32,778.44 and 13,141.24

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Solution

The fourth proportional to 23,751.79, 32,778.44 and 13,141.24 is: 18,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,751.79 : 32,778.44 = 13,141.24 : x
  2. Step 2: Convert to fraction form
    23,751.79/32,778.44 = 13,141.24/x
  3. Step 3: Cross multiply
    23,751.79x = 32,778.44 × 13,141.24
  4. Step 4: Simplify right side
    23,751.79x = 430,749,346.87
  5. Step 5: Solve for x
    x = 430,749,346.87/23,751.79
  6. Step 6: Final answer
    x = 18,135.45

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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.