Home / 31,819.18-47,734.62-10,473.09

Finding the Fourth Proportional to 31,819.18, 47,734.62 and 10,473.09

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Solution

The fourth proportional to 31,819.18, 47,734.62 and 10,473.09 is: 15,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,819.18 : 47,734.62 = 10,473.09 : x
  2. Step 2: Convert to fraction form
    31,819.18/47,734.62 = 10,473.09/x
  3. Step 3: Cross multiply
    31,819.18x = 47,734.62 × 10,473.09
  4. Step 4: Simplify right side
    31,819.18x = 499,928,991.01
  5. Step 5: Solve for x
    x = 499,928,991.01/31,819.18
  6. Step 6: Final answer
    x = 15,711.56

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1.5x scale

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.