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Finding the Fourth Proportional to 47,710.60, 71,504.70 and 26,650.60

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Solution

The fourth proportional to 47,710.60, 71,504.70 and 26,650.60 is: 39,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,710.60 : 71,504.70 = 26,650.60 : x
  2. Step 2: Convert to fraction form
    47,710.60/71,504.70 = 26,650.60/x
  3. Step 3: Cross multiply
    47,710.60x = 71,504.70 × 26,650.60
  4. Step 4: Simplify right side
    47,710.60x = 1,905,643,157.82
  5. Step 5: Solve for x
    x = 1,905,643,157.82/47,710.60
  6. Step 6: Final answer
    x = 39,941.71

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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.