Home / 18,086.15-27,114.58-7,564.25

Finding the Fourth Proportional to 18,086.15, 27,114.58 and 7,564.25

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Solution

The fourth proportional to 18,086.15, 27,114.58 and 7,564.25 is: 11,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.15 : 27,114.58 = 7,564.25 : x
  2. Step 2: Convert to fraction form
    18,086.15/27,114.58 = 7,564.25/x
  3. Step 3: Cross multiply
    18,086.15x = 27,114.58 × 7,564.25
  4. Step 4: Simplify right side
    18,086.15x = 205,101,539.01
  5. Step 5: Solve for x
    x = 205,101,539.01/18,086.15
  6. Step 6: Final answer
    x = 11,340.25

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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.