Home / 31,984.23-47,986.97-9,797.83

Finding the Fourth Proportional to 31,984.23, 47,986.97 and 9,797.83

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Solution

The fourth proportional to 31,984.23, 47,986.97 and 9,797.83 is: 14,699.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984.23 : 47,986.97 = 9,797.83 : x
  2. Step 2: Convert to fraction form
    31,984.23/47,986.97 = 9,797.83/x
  3. Step 3: Cross multiply
    31,984.23x = 47,986.97 × 9,797.83
  4. Step 4: Simplify right side
    31,984.23x = 470,168,005.32
  5. Step 5: Solve for x
    x = 470,168,005.32/31,984.23
  6. Step 6: Final answer
    x = 14,699.99

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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.