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Finding the Fourth Proportional to 26,673.60, 40,014 and 9,148.32

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Solution

The fourth proportional to 26,673.60, 40,014 and 9,148.32 is: 13,723.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,673.60 : 40,014 = 9,148.32 : x
  2. Step 2: Convert to fraction form
    26,673.60/40,014 = 9,148.32/x
  3. Step 3: Cross multiply
    26,673.60x = 40,014 × 9,148.32
  4. Step 4: Simplify right side
    26,673.60x = 366,060,876.48
  5. Step 5: Solve for x
    x = 366,060,876.48/26,673.60
  6. Step 6: Final answer
    x = 13,723.71

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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.