Home / 29,819.40-41,151.72-16,392.06

Finding the Fourth Proportional to 29,819.40, 41,151.72 and 16,392.06

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Solution

The fourth proportional to 29,819.40, 41,151.72 and 16,392.06 is: 22,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,819.40 : 41,151.72 = 16,392.06 : x
  2. Step 2: Convert to fraction form
    29,819.40/41,151.72 = 16,392.06/x
  3. Step 3: Cross multiply
    29,819.40x = 41,151.72 × 16,392.06
  4. Step 4: Simplify right side
    29,819.40x = 674,561,463.34
  5. Step 5: Solve for x
    x = 674,561,463.34/29,819.40
  6. Step 6: Final answer
    x = 22,621.56

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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.