Home / 31,954.14-47,930.96-9,767.42

Finding the Fourth Proportional to 31,954.14, 47,930.96 and 9,767.42

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Solution

The fourth proportional to 31,954.14, 47,930.96 and 9,767.42 is: 14,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,954.14 : 47,930.96 = 9,767.42 : x
  2. Step 2: Convert to fraction form
    31,954.14/47,930.96 = 9,767.42/x
  3. Step 3: Cross multiply
    31,954.14x = 47,930.96 × 9,767.42
  4. Step 4: Simplify right side
    31,954.14x = 468,161,817.32
  5. Step 5: Solve for x
    x = 468,161,817.32/31,954.14
  6. Step 6: Final answer
    x = 14,651.05

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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.