Home / 31,764.33-47,661.98-13,050

Finding the Fourth Proportional to 31,764.33, 47,661.98 and 13,050

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Solution

The fourth proportional to 31,764.33, 47,661.98 and 13,050 is: 19,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,764.33 : 47,661.98 = 13,050 : x
  2. Step 2: Convert to fraction form
    31,764.33/47,661.98 = 13,050/x
  3. Step 3: Cross multiply
    31,764.33x = 47,661.98 × 13,050
  4. Step 4: Simplify right side
    31,764.33x = 621,988,773.75
  5. Step 5: Solve for x
    x = 621,988,773.75/31,764.33
  6. Step 6: Final answer
    x = 19,581.36

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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.