Home / 12,229.38-18,336.69-6,675.01

Finding the Fourth Proportional to 12,229.38, 18,336.69 and 6,675.01

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Solution

The fourth proportional to 12,229.38, 18,336.69 and 6,675.01 is: 10,008.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229.38 : 18,336.69 = 6,675.01 : x
  2. Step 2: Convert to fraction form
    12,229.38/18,336.69 = 6,675.01/x
  3. Step 3: Cross multiply
    12,229.38x = 18,336.69 × 6,675.01
  4. Step 4: Simplify right side
    12,229.38x = 122,397,543.28
  5. Step 5: Solve for x
    x = 122,397,543.28/12,229.38
  6. Step 6: Final answer
    x = 10,008.48

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Half scale
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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.