Home / 47,433.52-71,052.54-28,666.33

Finding the Fourth Proportional to 47,433.52, 71,052.54 and 28,666.33

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Solution

The fourth proportional to 47,433.52, 71,052.54 and 28,666.33 is: 42,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,433.52 : 71,052.54 = 28,666.33 : x
  2. Step 2: Convert to fraction form
    47,433.52/71,052.54 = 28,666.33/x
  3. Step 3: Cross multiply
    47,433.52x = 71,052.54 × 28,666.33
  4. Step 4: Simplify right side
    47,433.52x = 2,036,815,558.98
  5. Step 5: Solve for x
    x = 2,036,815,558.98/47,433.52
  6. Step 6: Final answer
    x = 42,940.43

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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.