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Finding the Fourth Proportional to 26,732, 36,887.08 and 14,793.68

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Solution

The fourth proportional to 26,732, 36,887.08 and 14,793.68 is: 20,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,732 : 36,887.08 = 14,793.68 : x
  2. Step 2: Convert to fraction form
    26,732/36,887.08 = 14,793.68/x
  3. Step 3: Cross multiply
    26,732x = 36,887.08 × 14,793.68
  4. Step 4: Simplify right side
    26,732x = 545,695,657.65
  5. Step 5: Solve for x
    x = 545,695,657.65/26,732
  6. Step 6: Final answer
    x = 20,413.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.