Home / 14,586.12-21,879.18-11,650.68

Finding the Fourth Proportional to 14,586.12, 21,879.18 and 11,650.68

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Solution

The fourth proportional to 14,586.12, 21,879.18 and 11,650.68 is: 17,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586.12 : 21,879.18 = 11,650.68 : x
  2. Step 2: Convert to fraction form
    14,586.12/21,879.18 = 11,650.68/x
  3. Step 3: Cross multiply
    14,586.12x = 21,879.18 × 11,650.68
  4. Step 4: Simplify right side
    14,586.12x = 254,907,324.84
  5. Step 5: Solve for x
    x = 254,907,324.84/14,586.12
  6. Step 6: Final answer
    x = 17,476.02

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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.