Home / 33,126.05-49,689.12-8,166.71

Finding the Fourth Proportional to 33,126.05, 49,689.12 and 8,166.71

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Solution

The fourth proportional to 33,126.05, 49,689.12 and 8,166.71 is: 12,250.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.05 : 49,689.12 = 8,166.71 : x
  2. Step 2: Convert to fraction form
    33,126.05/49,689.12 = 8,166.71/x
  3. Step 3: Cross multiply
    33,126.05x = 49,689.12 × 8,166.71
  4. Step 4: Simplify right side
    33,126.05x = 405,796,633.20
  5. Step 5: Solve for x
    x = 405,796,633.20/33,126.05
  6. Step 6: Final answer
    x = 12,250.08

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Half scale
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Double scale
Find fourth proportional to 33,127.05, 49,690.62 and 8,167.71
Similar ratio
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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.