Home / 47,698.78-65,827.38-27,556.52

Finding the Fourth Proportional to 47,698.78, 65,827.38 and 27,556.52

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Solution

The fourth proportional to 47,698.78, 65,827.38 and 27,556.52 is: 38,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,698.78 : 65,827.38 = 27,556.52 : x
  2. Step 2: Convert to fraction form
    47,698.78/65,827.38 = 27,556.52/x
  3. Step 3: Cross multiply
    47,698.78x = 65,827.38 × 27,556.52
  4. Step 4: Simplify right side
    47,698.78x = 1,813,973,513.52
  5. Step 5: Solve for x
    x = 1,813,973,513.52/47,698.78
  6. Step 6: Final answer
    x = 38,029.77

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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.