Home / 47,927.90-66,147.03-27,791.10

Finding the Fourth Proportional to 47,927.90, 66,147.03 and 27,791.10

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Solution

The fourth proportional to 47,927.90, 66,147.03 and 27,791.10 is: 38,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,927.90 : 66,147.03 = 27,791.10 : x
  2. Step 2: Convert to fraction form
    47,927.90/66,147.03 = 27,791.10/x
  3. Step 3: Cross multiply
    47,927.90x = 66,147.03 × 27,791.10
  4. Step 4: Simplify right side
    47,927.90x = 1,838,298,725.43
  5. Step 5: Solve for x
    x = 1,838,298,725.43/47,927.90
  6. Step 6: Final answer
    x = 38,355.50

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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.