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Finding the Fourth Proportional to 24,608.61, 36,912.51 and 6,140.61

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Solution

The fourth proportional to 24,608.61, 36,912.51 and 6,140.61 is: 9,210.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,608.61 : 36,912.51 = 6,140.61 : x
  2. Step 2: Convert to fraction form
    24,608.61/36,912.51 = 6,140.61/x
  3. Step 3: Cross multiply
    24,608.61x = 36,912.51 × 6,140.61
  4. Step 4: Simplify right side
    24,608.61x = 226,665,328.03
  5. Step 5: Solve for x
    x = 226,665,328.03/24,608.61
  6. Step 6: Final answer
    x = 9,210.81

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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.