Home / 25,968.26-38,961.48-12,829.88

Finding the Fourth Proportional to 25,968.26, 38,961.48 and 12,829.88

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Solution

The fourth proportional to 25,968.26, 38,961.48 and 12,829.88 is: 19,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.26 : 38,961.48 = 12,829.88 : x
  2. Step 2: Convert to fraction form
    25,968.26/38,961.48 = 12,829.88/x
  3. Step 3: Cross multiply
    25,968.26x = 38,961.48 × 12,829.88
  4. Step 4: Simplify right side
    25,968.26x = 499,871,113.02
  5. Step 5: Solve for x
    x = 499,871,113.02/25,968.26
  6. Step 6: Final answer
    x = 19,249.31

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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.