Home / 14,441.15-21,661.76-3,911.24

Finding the Fourth Proportional to 14,441.15, 21,661.76 and 3,911.24

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Solution

The fourth proportional to 14,441.15, 21,661.76 and 3,911.24 is: 5,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.15 : 21,661.76 = 3,911.24 : x
  2. Step 2: Convert to fraction form
    14,441.15/21,661.76 = 3,911.24/x
  3. Step 3: Cross multiply
    14,441.15x = 21,661.76 × 3,911.24
  4. Step 4: Simplify right side
    14,441.15x = 84,724,284.27
  5. Step 5: Solve for x
    x = 84,724,284.27/14,441.15
  6. Step 6: Final answer
    x = 5,866.86

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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.