Home / 18,091.84-27,133.40-4,944.28

Finding the Fourth Proportional to 18,091.84, 27,133.40 and 4,944.28

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Solution

The fourth proportional to 18,091.84, 27,133.40 and 4,944.28 is: 7,415.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,091.84 : 27,133.40 = 4,944.28 : x
  2. Step 2: Convert to fraction form
    18,091.84/27,133.40 = 4,944.28/x
  3. Step 3: Cross multiply
    18,091.84x = 27,133.40 × 4,944.28
  4. Step 4: Simplify right side
    18,091.84x = 134,155,126.95
  5. Step 5: Solve for x
    x = 134,155,126.95/18,091.84
  6. Step 6: Final answer
    x = 7,415.23

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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.