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Finding the Fourth Proportional to 14,110.20, 19,472.81 and 7,822.98

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Solution

The fourth proportional to 14,110.20, 19,472.81 and 7,822.98 is: 10,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.20 : 19,472.81 = 7,822.98 : x
  2. Step 2: Convert to fraction form
    14,110.20/19,472.81 = 7,822.98/x
  3. Step 3: Cross multiply
    14,110.20x = 19,472.81 × 7,822.98
  4. Step 4: Simplify right side
    14,110.20x = 152,335,364.06
  5. Step 5: Solve for x
    x = 152,335,364.06/14,110.20
  6. Step 6: Final answer
    x = 10,796.12

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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.