Home / 18,306.41-27,440.37-11,267.91

Finding the Fourth Proportional to 18,306.41, 27,440.37 and 11,267.91

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Solution

The fourth proportional to 18,306.41, 27,440.37 and 11,267.91 is: 16,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.41 : 27,440.37 = 11,267.91 : x
  2. Step 2: Convert to fraction form
    18,306.41/27,440.37 = 11,267.91/x
  3. Step 3: Cross multiply
    18,306.41x = 27,440.37 × 11,267.91
  4. Step 4: Simplify right side
    18,306.41x = 309,195,619.53
  5. Step 5: Solve for x
    x = 309,195,619.53/18,306.41
  6. Step 6: Final answer
    x = 16,890.02

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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.