Home / 16,229.68-22,396.98-9,156.76

Finding the Fourth Proportional to 16,229.68, 22,396.98 and 9,156.76

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Solution

The fourth proportional to 16,229.68, 22,396.98 and 9,156.76 is: 12,636.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,229.68 : 22,396.98 = 9,156.76 : x
  2. Step 2: Convert to fraction form
    16,229.68/22,396.98 = 9,156.76/x
  3. Step 3: Cross multiply
    16,229.68x = 22,396.98 × 9,156.76
  4. Step 4: Simplify right side
    16,229.68x = 205,083,770.58
  5. Step 5: Solve for x
    x = 205,083,770.58/16,229.68
  6. Step 6: Final answer
    x = 12,636.34

Related Problems

Find fourth proportional to 8,114.84, 11,198.49 and 4,578.38
Half scale
Find fourth proportional to 32,459.36, 44,793.96 and 18,313.52
Double scale
Find fourth proportional to 16,230.68, 22,398.36 and 9,157.76
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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.