Home / 47,578.46-71,345.37-27,862.94

Finding the Fourth Proportional to 47,578.46, 71,345.37 and 27,862.94

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Solution

The fourth proportional to 47,578.46, 71,345.37 and 27,862.94 is: 41,781.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,578.46 : 71,345.37 = 27,862.94 : x
  2. Step 2: Convert to fraction form
    47,578.46/71,345.37 = 27,862.94/x
  3. Step 3: Cross multiply
    47,578.46x = 71,345.37 × 27,862.94
  4. Step 4: Simplify right side
    47,578.46x = 1,987,891,763.59
  5. Step 5: Solve for x
    x = 1,987,891,763.59/47,578.46
  6. Step 6: Final answer
    x = 41,781.34

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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.