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Finding the Fourth Proportional to 10,020.73, 15,026 and 3,354.86

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Solution

The fourth proportional to 10,020.73, 15,026 and 3,354.86 is: 5,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.73 : 15,026 = 3,354.86 : x
  2. Step 2: Convert to fraction form
    10,020.73/15,026 = 3,354.86/x
  3. Step 3: Cross multiply
    10,020.73x = 15,026 × 3,354.86
  4. Step 4: Simplify right side
    10,020.73x = 50,410,126.36
  5. Step 5: Solve for x
    x = 50,410,126.36/10,020.73
  6. Step 6: Final answer
    x = 5,030.58

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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.