Home / 18,591.56-27,887.38-13,069.58

Finding the Fourth Proportional to 18,591.56, 27,887.38 and 13,069.58

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Solution

The fourth proportional to 18,591.56, 27,887.38 and 13,069.58 is: 19,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.56 : 27,887.38 = 13,069.58 : x
  2. Step 2: Convert to fraction form
    18,591.56/27,887.38 = 13,069.58/x
  3. Step 3: Cross multiply
    18,591.56x = 27,887.38 × 13,069.58
  4. Step 4: Simplify right side
    18,591.56x = 364,476,343.90
  5. Step 5: Solve for x
    x = 364,476,343.90/18,591.56
  6. Step 6: Final answer
    x = 19,604.40

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1.5x scale

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.