Home / 39,863.25-55,006.47-22,866.62

Finding the Fourth Proportional to 39,863.25, 55,006.47 and 22,866.62

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Solution

The fourth proportional to 39,863.25, 55,006.47 and 22,866.62 is: 31,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,863.25 : 55,006.47 = 22,866.62 : x
  2. Step 2: Convert to fraction form
    39,863.25/55,006.47 = 22,866.62/x
  3. Step 3: Cross multiply
    39,863.25x = 55,006.47 × 22,866.62
  4. Step 4: Simplify right side
    39,863.25x = 1,257,811,772.00
  5. Step 5: Solve for x
    x = 1,257,811,772.00/39,863.25
  6. Step 6: Final answer
    x = 31,553.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.