Home / 31,504.68-47,230.20-13,964.94

Finding the Fourth Proportional to 31,504.68, 47,230.20 and 13,964.94

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Solution

The fourth proportional to 31,504.68, 47,230.20 and 13,964.94 is: 20,935.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.68 : 47,230.20 = 13,964.94 : x
  2. Step 2: Convert to fraction form
    31,504.68/47,230.20 = 13,964.94/x
  3. Step 3: Cross multiply
    31,504.68x = 47,230.20 × 13,964.94
  4. Step 4: Simplify right side
    31,504.68x = 659,566,909.19
  5. Step 5: Solve for x
    x = 659,566,909.19/31,504.68
  6. Step 6: Final answer
    x = 20,935.52

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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.