Home / 18,096.18-27,135.36-8,605.86

Finding the Fourth Proportional to 18,096.18, 27,135.36 and 8,605.86

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Solution

The fourth proportional to 18,096.18, 27,135.36 and 8,605.86 is: 12,904.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,096.18 : 27,135.36 = 8,605.86 : x
  2. Step 2: Convert to fraction form
    18,096.18/27,135.36 = 8,605.86/x
  3. Step 3: Cross multiply
    18,096.18x = 27,135.36 × 8,605.86
  4. Step 4: Simplify right side
    18,096.18x = 233,523,109.21
  5. Step 5: Solve for x
    x = 233,523,109.21/18,096.18
  6. Step 6: Final answer
    x = 12,904.55

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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.