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Finding the Fourth Proportional to 47,179.59, 65,107.56 and 25,957.59

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Solution

The fourth proportional to 47,179.59, 65,107.56 and 25,957.59 is: 35,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,179.59 : 65,107.56 = 25,957.59 : x
  2. Step 2: Convert to fraction form
    47,179.59/65,107.56 = 25,957.59/x
  3. Step 3: Cross multiply
    47,179.59x = 65,107.56 × 25,957.59
  4. Step 4: Simplify right side
    47,179.59x = 1,690,035,348.38
  5. Step 5: Solve for x
    x = 1,690,035,348.38/47,179.59
  6. Step 6: Final answer
    x = 35,821.32

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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.