Home / 39,721.29-54,816.66-22,954.29

Finding the Fourth Proportional to 39,721.29, 54,816.66 and 22,954.29

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Solution

The fourth proportional to 39,721.29, 54,816.66 and 22,954.29 is: 31,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,721.29 : 54,816.66 = 22,954.29 : x
  2. Step 2: Convert to fraction form
    39,721.29/54,816.66 = 22,954.29/x
  3. Step 3: Cross multiply
    39,721.29x = 54,816.66 × 22,954.29
  4. Step 4: Simplify right side
    39,721.29x = 1,258,277,510.47
  5. Step 5: Solve for x
    x = 1,258,277,510.47/39,721.29
  6. Step 6: Final answer
    x = 31,677.66

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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.