Home / 40,795.73-61,195.10-11,215.88

Finding the Fourth Proportional to 40,795.73, 61,195.10 and 11,215.88

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Solution

The fourth proportional to 40,795.73, 61,195.10 and 11,215.88 is: 16,824.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,795.73 : 61,195.10 = 11,215.88 : x
  2. Step 2: Convert to fraction form
    40,795.73/61,195.10 = 11,215.88/x
  3. Step 3: Cross multiply
    40,795.73x = 61,195.10 × 11,215.88
  4. Step 4: Simplify right side
    40,795.73x = 686,356,536.13
  5. Step 5: Solve for x
    x = 686,356,536.13/40,795.73
  6. Step 6: Final answer
    x = 16,824.23

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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.