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Finding the Fourth Proportional to 47,181.60, 65,107.60 and 27,038.24

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Solution

The fourth proportional to 47,181.60, 65,107.60 and 27,038.24 is: 37,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,181.60 : 65,107.60 = 27,038.24 : x
  2. Step 2: Convert to fraction form
    47,181.60/65,107.60 = 27,038.24/x
  3. Step 3: Cross multiply
    47,181.60x = 65,107.60 × 27,038.24
  4. Step 4: Simplify right side
    47,181.60x = 1,760,394,914.62
  5. Step 5: Solve for x
    x = 1,760,394,914.62/47,181.60
  6. Step 6: Final answer
    x = 37,311.05

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1.5x scale

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.