Home / 18,094.19-27,144.86-8,740.71

Finding the Fourth Proportional to 18,094.19, 27,144.86 and 8,740.71

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Solution

The fourth proportional to 18,094.19, 27,144.86 and 8,740.71 is: 13,112.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.19 : 27,144.86 = 8,740.71 : x
  2. Step 2: Convert to fraction form
    18,094.19/27,144.86 = 8,740.71/x
  3. Step 3: Cross multiply
    18,094.19x = 27,144.86 × 8,740.71
  4. Step 4: Simplify right side
    18,094.19x = 237,265,305.55
  5. Step 5: Solve for x
    x = 237,265,305.55/18,094.19
  6. Step 6: Final answer
    x = 13,112.79

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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.