Home / 47,964.46-71,902.86-16,782.70

Finding the Fourth Proportional to 47,964.46, 71,902.86 and 16,782.70

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Solution

The fourth proportional to 47,964.46, 71,902.86 and 16,782.70 is: 25,158.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,964.46 : 71,902.86 = 16,782.70 : x
  2. Step 2: Convert to fraction form
    47,964.46/71,902.86 = 16,782.70/x
  3. Step 3: Cross multiply
    47,964.46x = 71,902.86 × 16,782.70
  4. Step 4: Simplify right side
    47,964.46x = 1,206,724,128.52
  5. Step 5: Solve for x
    x = 1,206,724,128.52/47,964.46
  6. Step 6: Final answer
    x = 25,158.71

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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.