Home / 21,506.88-32,194.80-17,307.84

Finding the Fourth Proportional to 21,506.88, 32,194.80 and 17,307.84

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Solution

The fourth proportional to 21,506.88, 32,194.80 and 17,307.84 is: 25,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506.88 : 32,194.80 = 17,307.84 : x
  2. Step 2: Convert to fraction form
    21,506.88/32,194.80 = 17,307.84/x
  3. Step 3: Cross multiply
    21,506.88x = 32,194.80 × 17,307.84
  4. Step 4: Simplify right side
    21,506.88x = 557,222,447.23
  5. Step 5: Solve for x
    x = 557,222,447.23/21,506.88
  6. Step 6: Final answer
    x = 25,909.03

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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.