Home / 47,972.46-71,956.26-16,805.28

Finding the Fourth Proportional to 47,972.46, 71,956.26 and 16,805.28

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Solution

The fourth proportional to 47,972.46, 71,956.26 and 16,805.28 is: 25,207.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,972.46 : 71,956.26 = 16,805.28 : x
  2. Step 2: Convert to fraction form
    47,972.46/71,956.26 = 16,805.28/x
  3. Step 3: Cross multiply
    47,972.46x = 71,956.26 × 16,805.28
  4. Step 4: Simplify right side
    47,972.46x = 1,209,245,097.05
  5. Step 5: Solve for x
    x = 1,209,245,097.05/47,972.46
  6. Step 6: Final answer
    x = 25,207.07

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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.