Home / 31,817.16-47,733.30-11,040.84

Finding the Fourth Proportional to 31,817.16, 47,733.30 and 11,040.84

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Solution

The fourth proportional to 31,817.16, 47,733.30 and 11,040.84 is: 16,563.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817.16 : 47,733.30 = 11,040.84 : x
  2. Step 2: Convert to fraction form
    31,817.16/47,733.30 = 11,040.84/x
  3. Step 3: Cross multiply
    31,817.16x = 47,733.30 × 11,040.84
  4. Step 4: Simplify right side
    31,817.16x = 527,015,727.97
  5. Step 5: Solve for x
    x = 527,015,727.97/31,817.16
  6. Step 6: Final answer
    x = 16,563.88

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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.