Home / 18,112.41-27,174.06-14,978.25

Finding the Fourth Proportional to 18,112.41, 27,174.06 and 14,978.25

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Solution

The fourth proportional to 18,112.41, 27,174.06 and 14,978.25 is: 22,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.41 : 27,174.06 = 14,978.25 : x
  2. Step 2: Convert to fraction form
    18,112.41/27,174.06 = 14,978.25/x
  3. Step 3: Cross multiply
    18,112.41x = 27,174.06 × 14,978.25
  4. Step 4: Simplify right side
    18,112.41x = 407,019,864.20
  5. Step 5: Solve for x
    x = 407,019,864.20/18,112.41
  6. Step 6: Final answer
    x = 22,471.88

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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.