Home / 33,870.05-50,786.40-11,665.11

Finding the Fourth Proportional to 33,870.05, 50,786.40 and 11,665.11

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Solution

The fourth proportional to 33,870.05, 50,786.40 and 11,665.11 is: 17,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.05 : 50,786.40 = 11,665.11 : x
  2. Step 2: Convert to fraction form
    33,870.05/50,786.40 = 11,665.11/x
  3. Step 3: Cross multiply
    33,870.05x = 50,786.40 × 11,665.11
  4. Step 4: Simplify right side
    33,870.05x = 592,428,942.50
  5. Step 5: Solve for x
    x = 592,428,942.50/33,870.05
  6. Step 6: Final answer
    x = 17,491.24

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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.