Home / 18,291.18-27,441.09-6,604.50

Finding the Fourth Proportional to 18,291.18, 27,441.09 and 6,604.50

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Solution

The fourth proportional to 18,291.18, 27,441.09 and 6,604.50 is: 9,908.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.18 : 27,441.09 = 6,604.50 : x
  2. Step 2: Convert to fraction form
    18,291.18/27,441.09 = 6,604.50/x
  3. Step 3: Cross multiply
    18,291.18x = 27,441.09 × 6,604.50
  4. Step 4: Simplify right side
    18,291.18x = 181,234,678.91
  5. Step 5: Solve for x
    x = 181,234,678.91/18,291.18
  6. Step 6: Final answer
    x = 9,908.31

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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.