Home / 47,596.38-71,384.49-30,042.78

Finding the Fourth Proportional to 47,596.38, 71,384.49 and 30,042.78

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Solution

The fourth proportional to 47,596.38, 71,384.49 and 30,042.78 is: 45,057.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,596.38 : 71,384.49 = 30,042.78 : x
  2. Step 2: Convert to fraction form
    47,596.38/71,384.49 = 30,042.78/x
  3. Step 3: Cross multiply
    47,596.38x = 71,384.49 × 30,042.78
  4. Step 4: Simplify right side
    47,596.38x = 2,144,588,528.48
  5. Step 5: Solve for x
    x = 2,144,588,528.48/47,596.38
  6. Step 6: Final answer
    x = 45,057.81

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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.