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Finding the Fourth Proportional to 41,346.46, 61,970.47 and 28,798.54

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Solution

The fourth proportional to 41,346.46, 61,970.47 and 28,798.54 is: 43,163.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,346.46 : 61,970.47 = 28,798.54 : x
  2. Step 2: Convert to fraction form
    41,346.46/61,970.47 = 28,798.54/x
  3. Step 3: Cross multiply
    41,346.46x = 61,970.47 × 28,798.54
  4. Step 4: Simplify right side
    41,346.46x = 1,784,659,059.11
  5. Step 5: Solve for x
    x = 1,784,659,059.11/41,346.46
  6. Step 6: Final answer
    x = 43,163.53

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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.