Home / 31,766.67-47,589.85-21,204.84

Finding the Fourth Proportional to 31,766.67, 47,589.85 and 21,204.84

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Solution

The fourth proportional to 31,766.67, 47,589.85 and 21,204.84 is: 31,767.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,766.67 : 47,589.85 = 21,204.84 : x
  2. Step 2: Convert to fraction form
    31,766.67/47,589.85 = 21,204.84/x
  3. Step 3: Cross multiply
    31,766.67x = 47,589.85 × 21,204.84
  4. Step 4: Simplify right side
    31,766.67x = 1,009,135,088.91
  5. Step 5: Solve for x
    x = 1,009,135,088.91/31,766.67
  6. Step 6: Final answer
    x = 31,767.11

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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.