Home / 31,574.94-47,131.25-27,838.36

Finding the Fourth Proportional to 31,574.94, 47,131.25 and 27,838.36

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Solution

The fourth proportional to 31,574.94, 47,131.25 and 27,838.36 is: 41,553.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,574.94 : 47,131.25 = 27,838.36 : x
  2. Step 2: Convert to fraction form
    31,574.94/47,131.25 = 27,838.36/x
  3. Step 3: Cross multiply
    31,574.94x = 47,131.25 × 27,838.36
  4. Step 4: Simplify right side
    31,574.94x = 1,312,056,704.75
  5. Step 5: Solve for x
    x = 1,312,056,704.75/31,574.94
  6. Step 6: Final answer
    x = 41,553.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.