Home / 19,834.88-27,372.33-11,338.18

Finding the Fourth Proportional to 19,834.88, 27,372.33 and 11,338.18

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Solution

The fourth proportional to 19,834.88, 27,372.33 and 11,338.18 is: 15,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.88 : 27,372.33 = 11,338.18 : x
  2. Step 2: Convert to fraction form
    19,834.88/27,372.33 = 11,338.18/x
  3. Step 3: Cross multiply
    19,834.88x = 27,372.33 × 11,338.18
  4. Step 4: Simplify right side
    19,834.88x = 310,352,336.13
  5. Step 5: Solve for x
    x = 310,352,336.13/19,834.88
  6. Step 6: Final answer
    x = 15,646.80

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1.5x scale

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.