Home / 18,289.18-27,234.09-17,624.98

Finding the Fourth Proportional to 18,289.18, 27,234.09 and 17,624.98

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Solution

The fourth proportional to 18,289.18, 27,234.09 and 17,624.98 is: 26,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.18 : 27,234.09 = 17,624.98 : x
  2. Step 2: Convert to fraction form
    18,289.18/27,234.09 = 17,624.98/x
  3. Step 3: Cross multiply
    18,289.18x = 27,234.09 × 17,624.98
  4. Step 4: Simplify right side
    18,289.18x = 480,000,291.57
  5. Step 5: Solve for x
    x = 480,000,291.57/18,289.18
  6. Step 6: Final answer
    x = 26,245.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.