Home / 31,952.91-47,876.39-19,435.07

Finding the Fourth Proportional to 31,952.91, 47,876.39 and 19,435.07

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Solution

The fourth proportional to 31,952.91, 47,876.39 and 19,435.07 is: 29,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,952.91 : 47,876.39 = 19,435.07 : x
  2. Step 2: Convert to fraction form
    31,952.91/47,876.39 = 19,435.07/x
  3. Step 3: Cross multiply
    31,952.91x = 47,876.39 × 19,435.07
  4. Step 4: Simplify right side
    31,952.91x = 930,480,991.00
  5. Step 5: Solve for x
    x = 930,480,991.00/31,952.91
  6. Step 6: Final answer
    x = 29,120.38

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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.