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Finding the Fourth Proportional to 34,749.60, 52,047.60 and 26,896.80

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Solution

The fourth proportional to 34,749.60, 52,047.60 and 26,896.80 is: 40,285.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,749.60 : 52,047.60 = 26,896.80 : x
  2. Step 2: Convert to fraction form
    34,749.60/52,047.60 = 26,896.80/x
  3. Step 3: Cross multiply
    34,749.60x = 52,047.60 × 26,896.80
  4. Step 4: Simplify right side
    34,749.60x = 1,399,913,887.68
  5. Step 5: Solve for x
    x = 1,399,913,887.68/34,749.60
  6. Step 6: Final answer
    x = 40,285.76

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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.