Home / 18,094.35-27,135.13-8,605.55

Finding the Fourth Proportional to 18,094.35, 27,135.13 and 8,605.55

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Solution

The fourth proportional to 18,094.35, 27,135.13 and 8,605.55 is: 12,905.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.35 : 27,135.13 = 8,605.55 : x
  2. Step 2: Convert to fraction form
    18,094.35/27,135.13 = 8,605.55/x
  3. Step 3: Cross multiply
    18,094.35x = 27,135.13 × 8,605.55
  4. Step 4: Simplify right side
    18,094.35x = 233,512,674.94
  5. Step 5: Solve for x
    x = 233,512,674.94/18,094.35
  6. Step 6: Final answer
    x = 12,905.28

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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.