Home / 22,721.50-31,344.73-14,108.37

Finding the Fourth Proportional to 22,721.50, 31,344.73 and 14,108.37

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Solution

The fourth proportional to 22,721.50, 31,344.73 and 14,108.37 is: 19,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,721.50 : 31,344.73 = 14,108.37 : x
  2. Step 2: Convert to fraction form
    22,721.50/31,344.73 = 14,108.37/x
  3. Step 3: Cross multiply
    22,721.50x = 31,344.73 × 14,108.37
  4. Step 4: Simplify right side
    22,721.50x = 442,223,048.39
  5. Step 5: Solve for x
    x = 442,223,048.39/22,721.50
  6. Step 6: Final answer
    x = 19,462.76

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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.