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Finding the Fourth Proportional to 47,412.72, 71,163.72 and 24,055.92

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Solution

The fourth proportional to 47,412.72, 71,163.72 and 24,055.92 is: 36,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,412.72 : 71,163.72 = 24,055.92 : x
  2. Step 2: Convert to fraction form
    47,412.72/71,163.72 = 24,055.92/x
  3. Step 3: Cross multiply
    47,412.72x = 71,163.72 × 24,055.92
  4. Step 4: Simplify right side
    47,412.72x = 1,711,908,755.22
  5. Step 5: Solve for x
    x = 1,711,908,755.22/47,412.72
  6. Step 6: Final answer
    x = 36,106.53

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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.