Home / 47,387.14-65,405.48-27,255.66

Finding the Fourth Proportional to 47,387.14, 65,405.48 and 27,255.66

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Solution

The fourth proportional to 47,387.14, 65,405.48 and 27,255.66 is: 37,619.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,387.14 : 65,405.48 = 27,255.66 : x
  2. Step 2: Convert to fraction form
    47,387.14/65,405.48 = 27,255.66/x
  3. Step 3: Cross multiply
    47,387.14x = 65,405.48 × 27,255.66
  4. Step 4: Simplify right side
    47,387.14x = 1,782,669,143.47
  5. Step 5: Solve for x
    x = 1,782,669,143.47/47,387.14
  6. Step 6: Final answer
    x = 37,619.26

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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.