Home / 21,486.88-32,200.08-17,084.80

Finding the Fourth Proportional to 21,486.88, 32,200.08 and 17,084.80

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Solution

The fourth proportional to 21,486.88, 32,200.08 and 17,084.80 is: 25,603.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,486.88 : 32,200.08 = 17,084.80 : x
  2. Step 2: Convert to fraction form
    21,486.88/32,200.08 = 17,084.80/x
  3. Step 3: Cross multiply
    21,486.88x = 32,200.08 × 17,084.80
  4. Step 4: Simplify right side
    21,486.88x = 550,131,926.78
  5. Step 5: Solve for x
    x = 550,131,926.78/21,486.88
  6. Step 6: Final answer
    x = 25,603.16

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1.5x scale

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.