Home / 21,577.11-32,310.57-17,200.95

Finding the Fourth Proportional to 21,577.11, 32,310.57 and 17,200.95

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Solution

The fourth proportional to 21,577.11, 32,310.57 and 17,200.95 is: 25,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,577.11 : 32,310.57 = 17,200.95 : x
  2. Step 2: Convert to fraction form
    21,577.11/32,310.57 = 17,200.95/x
  3. Step 3: Cross multiply
    21,577.11x = 32,310.57 × 17,200.95
  4. Step 4: Simplify right side
    21,577.11x = 555,772,499.04
  5. Step 5: Solve for x
    x = 555,772,499.04/21,577.11
  6. Step 6: Final answer
    x = 25,757.50

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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.