Home / 31,771.12-47,667.04-22,879.16

Finding the Fourth Proportional to 31,771.12, 47,667.04 and 22,879.16

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Solution

The fourth proportional to 31,771.12, 47,667.04 and 22,879.16 is: 34,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,771.12 : 47,667.04 = 22,879.16 : x
  2. Step 2: Convert to fraction form
    31,771.12/47,667.04 = 22,879.16/x
  3. Step 3: Cross multiply
    31,771.12x = 47,667.04 × 22,879.16
  4. Step 4: Simplify right side
    31,771.12x = 1,090,581,834.89
  5. Step 5: Solve for x
    x = 1,090,581,834.89/31,771.12
  6. Step 6: Final answer
    x = 34,326.20

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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.