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Finding the Fourth Proportional to 25,133.48, 37,693.99 and 8,493.14

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Solution

The fourth proportional to 25,133.48, 37,693.99 and 8,493.14 is: 12,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.48 : 37,693.99 = 8,493.14 : x
  2. Step 2: Convert to fraction form
    25,133.48/37,693.99 = 8,493.14/x
  3. Step 3: Cross multiply
    25,133.48x = 37,693.99 × 8,493.14
  4. Step 4: Simplify right side
    25,133.48x = 320,140,439.08
  5. Step 5: Solve for x
    x = 320,140,439.08/25,133.48
  6. Step 6: Final answer
    x = 12,737.61

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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.