Home / 47,537.82-65,609.10-27,390.78

Finding the Fourth Proportional to 47,537.82, 65,609.10 and 27,390.78

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Solution

The fourth proportional to 47,537.82, 65,609.10 and 27,390.78 is: 37,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,537.82 : 65,609.10 = 27,390.78 : x
  2. Step 2: Convert to fraction form
    47,537.82/65,609.10 = 27,390.78/x
  3. Step 3: Cross multiply
    47,537.82x = 65,609.10 × 27,390.78
  4. Step 4: Simplify right side
    47,537.82x = 1,797,084,424.10
  5. Step 5: Solve for x
    x = 1,797,084,424.10/47,537.82
  6. Step 6: Final answer
    x = 37,803.26

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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.