Home / 47,955.12-71,932.68-16,783.08

Finding the Fourth Proportional to 47,955.12, 71,932.68 and 16,783.08

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Solution

The fourth proportional to 47,955.12, 71,932.68 and 16,783.08 is: 25,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,955.12 : 71,932.68 = 16,783.08 : x
  2. Step 2: Convert to fraction form
    47,955.12/71,932.68 = 16,783.08/x
  3. Step 3: Cross multiply
    47,955.12x = 71,932.68 × 16,783.08
  4. Step 4: Simplify right side
    47,955.12x = 1,207,251,923.05
  5. Step 5: Solve for x
    x = 1,207,251,923.05/47,955.12
  6. Step 6: Final answer
    x = 25,174.62

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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.