Home / 18,223.96-27,336.70-9,453.24

Finding the Fourth Proportional to 18,223.96, 27,336.70 and 9,453.24

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Solution

The fourth proportional to 18,223.96, 27,336.70 and 9,453.24 is: 14,180.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.96 : 27,336.70 = 9,453.24 : x
  2. Step 2: Convert to fraction form
    18,223.96/27,336.70 = 9,453.24/x
  3. Step 3: Cross multiply
    18,223.96x = 27,336.70 × 9,453.24
  4. Step 4: Simplify right side
    18,223.96x = 258,420,385.91
  5. Step 5: Solve for x
    x = 258,420,385.91/18,223.96
  6. Step 6: Final answer
    x = 14,180.25

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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.