Home / 29,805.36-41,131.20-16,376.76

Finding the Fourth Proportional to 29,805.36, 41,131.20 and 16,376.76

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Solution

The fourth proportional to 29,805.36, 41,131.20 and 16,376.76 is: 22,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,805.36 : 41,131.20 = 16,376.76 : x
  2. Step 2: Convert to fraction form
    29,805.36/41,131.20 = 16,376.76/x
  3. Step 3: Cross multiply
    29,805.36x = 41,131.20 × 16,376.76
  4. Step 4: Simplify right side
    29,805.36x = 673,595,790.91
  5. Step 5: Solve for x
    x = 673,595,790.91/29,805.36
  6. Step 6: Final answer
    x = 22,599.82

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Half scale
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Double scale
Find fourth proportional to 29,806.36, 41,132.58 and 16,377.76
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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.