Home / 14,982.50-22,359.82-13,321.81

Finding the Fourth Proportional to 14,982.50, 22,359.82 and 13,321.81

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Solution

The fourth proportional to 14,982.50, 22,359.82 and 13,321.81 is: 19,881.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982.50 : 22,359.82 = 13,321.81 : x
  2. Step 2: Convert to fraction form
    14,982.50/22,359.82 = 13,321.81/x
  3. Step 3: Cross multiply
    14,982.50x = 22,359.82 × 13,321.81
  4. Step 4: Simplify right side
    14,982.50x = 297,873,273.67
  5. Step 5: Solve for x
    x = 297,873,273.67/14,982.50
  6. Step 6: Final answer
    x = 19,881.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.