Home / 22,802.18-31,453.92-13,721.27

Finding the Fourth Proportional to 22,802.18, 31,453.92 and 13,721.27

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Solution

The fourth proportional to 22,802.18, 31,453.92 and 13,721.27 is: 18,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,802.18 : 31,453.92 = 13,721.27 : x
  2. Step 2: Convert to fraction form
    22,802.18/31,453.92 = 13,721.27/x
  3. Step 3: Cross multiply
    22,802.18x = 31,453.92 × 13,721.27
  4. Step 4: Simplify right side
    22,802.18x = 431,587,571.61
  5. Step 5: Solve for x
    x = 431,587,571.61/22,802.18
  6. Step 6: Final answer
    x = 18,927.47

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