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Finding the Fourth Proportional to 47,576.30, 65,659.30 and 26,357.54

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Solution

The fourth proportional to 47,576.30, 65,659.30 and 26,357.54 is: 36,375.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,576.30 : 65,659.30 = 26,357.54 : x
  2. Step 2: Convert to fraction form
    47,576.30/65,659.30 = 26,357.54/x
  3. Step 3: Cross multiply
    47,576.30x = 65,659.30 × 26,357.54
  4. Step 4: Simplify right side
    47,576.30x = 1,730,617,626.12
  5. Step 5: Solve for x
    x = 1,730,617,626.12/47,576.30
  6. Step 6: Final answer
    x = 36,375.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.