Home / 27,629.51-41,429.68-12,038.63

Finding the Fourth Proportional to 27,629.51, 41,429.68 and 12,038.63

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Solution

The fourth proportional to 27,629.51, 41,429.68 and 12,038.63 is: 18,051.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,629.51 : 41,429.68 = 12,038.63 : x
  2. Step 2: Convert to fraction form
    27,629.51/41,429.68 = 12,038.63/x
  3. Step 3: Cross multiply
    27,629.51x = 41,429.68 × 12,038.63
  4. Step 4: Simplify right side
    27,629.51x = 498,756,351.29
  5. Step 5: Solve for x
    x = 498,756,351.29/27,629.51
  6. Step 6: Final answer
    x = 18,051.58

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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.