Home / 23,720.02-35,530.82-13,829.30

Finding the Fourth Proportional to 23,720.02, 35,530.82 and 13,829.30

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Solution

The fourth proportional to 23,720.02, 35,530.82 and 13,829.30 is: 20,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.02 : 35,530.82 = 13,829.30 : x
  2. Step 2: Convert to fraction form
    23,720.02/35,530.82 = 13,829.30/x
  3. Step 3: Cross multiply
    23,720.02x = 35,530.82 × 13,829.30
  4. Step 4: Simplify right side
    23,720.02x = 491,366,369.03
  5. Step 5: Solve for x
    x = 491,366,369.03/23,720.02
  6. Step 6: Final answer
    x = 20,715.26

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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.