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Finding the Fourth Proportional to 62,813, 94,262.70 and 25,877

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Solution

The fourth proportional to 62,813, 94,262.70 and 25,877 is: 38,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,813 : 94,262.70 = 25,877 : x
  2. Step 2: Convert to fraction form
    62,813/94,262.70 = 25,877/x
  3. Step 3: Cross multiply
    62,813x = 94,262.70 × 25,877
  4. Step 4: Simplify right side
    62,813x = 2,439,235,887.90
  5. Step 5: Solve for x
    x = 2,439,235,887.90/62,813
  6. Step 6: Final answer
    x = 38,833.30

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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.