Home / 12,229.21-16,876.38-6,924.52

Finding the Fourth Proportional to 12,229.21, 16,876.38 and 6,924.52

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Solution

The fourth proportional to 12,229.21, 16,876.38 and 6,924.52 is: 9,555.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229.21 : 16,876.38 = 6,924.52 : x
  2. Step 2: Convert to fraction form
    12,229.21/16,876.38 = 6,924.52/x
  3. Step 3: Cross multiply
    12,229.21x = 16,876.38 × 6,924.52
  4. Step 4: Simplify right side
    12,229.21x = 116,860,830.84
  5. Step 5: Solve for x
    x = 116,860,830.84/12,229.21
  6. Step 6: Final answer
    x = 9,555.88

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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.