Home / 19,834.97-27,369.27-12,770.96

Finding the Fourth Proportional to 19,834.97, 27,369.27 and 12,770.96

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Solution

The fourth proportional to 19,834.97, 27,369.27 and 12,770.96 is: 17,622.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.97 : 27,369.27 = 12,770.96 : x
  2. Step 2: Convert to fraction form
    19,834.97/27,369.27 = 12,770.96/x
  3. Step 3: Cross multiply
    19,834.97x = 27,369.27 × 12,770.96
  4. Step 4: Simplify right side
    19,834.97x = 349,531,715.55
  5. Step 5: Solve for x
    x = 349,531,715.55/19,834.97
  6. Step 6: Final answer
    x = 17,622.00

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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.