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Finding the Fourth Proportional to 62,675.91, 94,012.32 and 15,291.33

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Solution

The fourth proportional to 62,675.91, 94,012.32 and 15,291.33 is: 22,936.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,675.91 : 94,012.32 = 15,291.33 : x
  2. Step 2: Convert to fraction form
    62,675.91/94,012.32 = 15,291.33/x
  3. Step 3: Cross multiply
    62,675.91x = 94,012.32 × 15,291.33
  4. Step 4: Simplify right side
    62,675.91x = 1,437,573,409.19
  5. Step 5: Solve for x
    x = 1,437,573,409.19/62,675.91
  6. Step 6: Final answer
    x = 22,936.62

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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.