Home / 31,836.33-47,751.73-10,775.90

Finding the Fourth Proportional to 31,836.33, 47,751.73 and 10,775.90

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Solution

The fourth proportional to 31,836.33, 47,751.73 and 10,775.90 is: 16,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,836.33 : 47,751.73 = 10,775.90 : x
  2. Step 2: Convert to fraction form
    31,836.33/47,751.73 = 10,775.90/x
  3. Step 3: Cross multiply
    31,836.33x = 47,751.73 × 10,775.90
  4. Step 4: Simplify right side
    31,836.33x = 514,567,780.68
  5. Step 5: Solve for x
    x = 514,567,780.68/31,836.33
  6. Step 6: Final answer
    x = 16,162.91

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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.