Home / 19,286.71-26,627.27-12,583.96

Finding the Fourth Proportional to 19,286.71, 26,627.27 and 12,583.96

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Solution

The fourth proportional to 19,286.71, 26,627.27 and 12,583.96 is: 17,373.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286.71 : 26,627.27 = 12,583.96 : x
  2. Step 2: Convert to fraction form
    19,286.71/26,627.27 = 12,583.96/x
  3. Step 3: Cross multiply
    19,286.71x = 26,627.27 × 12,583.96
  4. Step 4: Simplify right side
    19,286.71x = 335,076,500.59
  5. Step 5: Solve for x
    x = 335,076,500.59/19,286.71
  6. Step 6: Final answer
    x = 17,373.44

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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.