Home / 33,154.76-49,732.66-18,457.09

Finding the Fourth Proportional to 33,154.76, 49,732.66 and 18,457.09

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Solution

The fourth proportional to 33,154.76, 49,732.66 and 18,457.09 is: 27,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,154.76 : 49,732.66 = 18,457.09 : x
  2. Step 2: Convert to fraction form
    33,154.76/49,732.66 = 18,457.09/x
  3. Step 3: Cross multiply
    33,154.76x = 49,732.66 × 18,457.09
  4. Step 4: Simplify right side
    33,154.76x = 917,920,360.05
  5. Step 5: Solve for x
    x = 917,920,360.05/33,154.76
  6. Step 6: Final answer
    x = 27,685.93

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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.