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Finding the Fourth Proportional to 15,608.94, 23,425.71 and 6,849.90

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Solution

The fourth proportional to 15,608.94, 23,425.71 and 6,849.90 is: 10,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.94 : 23,425.71 = 6,849.90 : x
  2. Step 2: Convert to fraction form
    15,608.94/23,425.71 = 6,849.90/x
  3. Step 3: Cross multiply
    15,608.94x = 23,425.71 × 6,849.90
  4. Step 4: Simplify right side
    15,608.94x = 160,463,770.93
  5. Step 5: Solve for x
    x = 160,463,770.93/15,608.94
  6. Step 6: Final answer
    x = 10,280.25

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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.