Home / 12,544.81-18,818.48-3,310.81

Finding the Fourth Proportional to 12,544.81, 18,818.48 and 3,310.81

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Solution

The fourth proportional to 12,544.81, 18,818.48 and 3,310.81 is: 4,966.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.81 : 18,818.48 = 3,310.81 : x
  2. Step 2: Convert to fraction form
    12,544.81/18,818.48 = 3,310.81/x
  3. Step 3: Cross multiply
    12,544.81x = 18,818.48 × 3,310.81
  4. Step 4: Simplify right side
    12,544.81x = 62,304,395.21
  5. Step 5: Solve for x
    x = 62,304,395.21/12,544.81
  6. Step 6: Final answer
    x = 4,966.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.