Home / 31,860.04-47,789.52-11,083

Finding the Fourth Proportional to 31,860.04, 47,789.52 and 11,083

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Solution

The fourth proportional to 31,860.04, 47,789.52 and 11,083 is: 16,624.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,860.04 : 47,789.52 = 11,083 : x
  2. Step 2: Convert to fraction form
    31,860.04/47,789.52 = 11,083/x
  3. Step 3: Cross multiply
    31,860.04x = 47,789.52 × 11,083
  4. Step 4: Simplify right side
    31,860.04x = 529,651,250.16
  5. Step 5: Solve for x
    x = 529,651,250.16/31,860.04
  6. Step 6: Final answer
    x = 16,624.31

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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.