Home / 18,534.44-25,567.89-11,366.03

Finding the Fourth Proportional to 18,534.44, 25,567.89 and 11,366.03

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Solution

The fourth proportional to 18,534.44, 25,567.89 and 11,366.03 is: 15,679.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.44 : 25,567.89 = 11,366.03 : x
  2. Step 2: Convert to fraction form
    18,534.44/25,567.89 = 11,366.03/x
  3. Step 3: Cross multiply
    18,534.44x = 25,567.89 × 11,366.03
  4. Step 4: Simplify right side
    18,534.44x = 290,605,276.94
  5. Step 5: Solve for x
    x = 290,605,276.94/18,534.44
  6. Step 6: Final answer
    x = 15,679.21

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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.