Home / 27,429.21-37,829.66-18,473.04

Finding the Fourth Proportional to 27,429.21, 37,829.66 and 18,473.04

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Solution

The fourth proportional to 27,429.21, 37,829.66 and 18,473.04 is: 25,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,429.21 : 37,829.66 = 18,473.04 : x
  2. Step 2: Convert to fraction form
    27,429.21/37,829.66 = 18,473.04/x
  3. Step 3: Cross multiply
    27,429.21x = 37,829.66 × 18,473.04
  4. Step 4: Simplify right side
    27,429.21x = 698,828,822.37
  5. Step 5: Solve for x
    x = 698,828,822.37/27,429.21
  6. Step 6: Final answer
    x = 25,477.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.