Home / 31,768.89-47,623.88-12,034.26

Finding the Fourth Proportional to 31,768.89, 47,623.88 and 12,034.26

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Solution

The fourth proportional to 31,768.89, 47,623.88 and 12,034.26 is: 18,040.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768.89 : 47,623.88 = 12,034.26 : x
  2. Step 2: Convert to fraction form
    31,768.89/47,623.88 = 12,034.26/x
  3. Step 3: Cross multiply
    31,768.89x = 47,623.88 × 12,034.26
  4. Step 4: Simplify right side
    31,768.89x = 573,118,093.96
  5. Step 5: Solve for x
    x = 573,118,093.96/31,768.89
  6. Step 6: Final answer
    x = 18,040.23

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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.