Home / 21,841.26-32,715.44-16,517.76

Finding the Fourth Proportional to 21,841.26, 32,715.44 and 16,517.76

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Solution

The fourth proportional to 21,841.26, 32,715.44 and 16,517.76 is: 24,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,841.26 : 32,715.44 = 16,517.76 : x
  2. Step 2: Convert to fraction form
    21,841.26/32,715.44 = 16,517.76/x
  3. Step 3: Cross multiply
    21,841.26x = 32,715.44 × 16,517.76
  4. Step 4: Simplify right side
    21,841.26x = 540,385,786.21
  5. Step 5: Solve for x
    x = 540,385,786.21/21,841.26
  6. Step 6: Final answer
    x = 24,741.51

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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.