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Finding the Fourth Proportional to 23,273.01, 34,888.34 and 8,478.56

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Solution

The fourth proportional to 23,273.01, 34,888.34 and 8,478.56 is: 12,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,273.01 : 34,888.34 = 8,478.56 : x
  2. Step 2: Convert to fraction form
    23,273.01/34,888.34 = 8,478.56/x
  3. Step 3: Cross multiply
    23,273.01x = 34,888.34 × 8,478.56
  4. Step 4: Simplify right side
    23,273.01x = 295,802,667.16
  5. Step 5: Solve for x
    x = 295,802,667.16/23,273.01
  6. Step 6: Final answer
    x = 12,710.12

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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.