Home / 39,726.84-54,815.28-22,736.28

Finding the Fourth Proportional to 39,726.84, 54,815.28 and 22,736.28

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Solution

The fourth proportional to 39,726.84, 54,815.28 and 22,736.28 is: 31,371.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726.84 : 54,815.28 = 22,736.28 : x
  2. Step 2: Convert to fraction form
    39,726.84/54,815.28 = 22,736.28/x
  3. Step 3: Cross multiply
    39,726.84x = 54,815.28 × 22,736.28
  4. Step 4: Simplify right side
    39,726.84x = 1,246,295,554.36
  5. Step 5: Solve for x
    x = 1,246,295,554.36/39,726.84
  6. Step 6: Final answer
    x = 31,371.63

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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.