Home / 27,869.60-41,824.91-18,506.51

Finding the Fourth Proportional to 27,869.60, 41,824.91 and 18,506.51

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Solution

The fourth proportional to 27,869.60, 41,824.91 and 18,506.51 is: 27,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.60 : 41,824.91 = 18,506.51 : x
  2. Step 2: Convert to fraction form
    27,869.60/41,824.91 = 18,506.51/x
  3. Step 3: Cross multiply
    27,869.60x = 41,824.91 × 18,506.51
  4. Step 4: Simplify right side
    27,869.60x = 774,033,005.05
  5. Step 5: Solve for x
    x = 774,033,005.05/27,869.60
  6. Step 6: Final answer
    x = 27,773.38

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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.