Home / 23,720.52-35,531.56-13,829.82

Finding the Fourth Proportional to 23,720.52, 35,531.56 and 13,829.82

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Solution

The fourth proportional to 23,720.52, 35,531.56 and 13,829.82 is: 20,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.52 : 35,531.56 = 13,829.82 : x
  2. Step 2: Convert to fraction form
    23,720.52/35,531.56 = 13,829.82/x
  3. Step 3: Cross multiply
    23,720.52x = 35,531.56 × 13,829.82
  4. Step 4: Simplify right side
    23,720.52x = 491,395,079.12
  5. Step 5: Solve for x
    x = 491,395,079.12/23,720.52
  6. Step 6: Final answer
    x = 20,716.03

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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.