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Finding the Fourth Proportional to 47,295.63, 70,950.26 and 15,694.97

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Solution

The fourth proportional to 47,295.63, 70,950.26 and 15,694.97 is: 23,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,295.63 : 70,950.26 = 15,694.97 : x
  2. Step 2: Convert to fraction form
    47,295.63/70,950.26 = 15,694.97/x
  3. Step 3: Cross multiply
    47,295.63x = 70,950.26 × 15,694.97
  4. Step 4: Simplify right side
    47,295.63x = 1,113,561,886.68
  5. Step 5: Solve for x
    x = 1,113,561,886.68/47,295.63
  6. Step 6: Final answer
    x = 23,544.71

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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.