Home / 16,770.98-23,142.44-9,217.23

Finding the Fourth Proportional to 16,770.98, 23,142.44 and 9,217.23

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Solution

The fourth proportional to 16,770.98, 23,142.44 and 9,217.23 is: 12,718.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.98 : 23,142.44 = 9,217.23 : x
  2. Step 2: Convert to fraction form
    16,770.98/23,142.44 = 9,217.23/x
  3. Step 3: Cross multiply
    16,770.98x = 23,142.44 × 9,217.23
  4. Step 4: Simplify right side
    16,770.98x = 213,309,192.24
  5. Step 5: Solve for x
    x = 213,309,192.24/16,770.98
  6. Step 6: Final answer
    x = 12,718.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.