Home / 14,453.36-21,664.49-9,453.85

Finding the Fourth Proportional to 14,453.36, 21,664.49 and 9,453.85

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Solution

The fourth proportional to 14,453.36, 21,664.49 and 9,453.85 is: 14,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.36 : 21,664.49 = 9,453.85 : x
  2. Step 2: Convert to fraction form
    14,453.36/21,664.49 = 9,453.85/x
  3. Step 3: Cross multiply
    14,453.36x = 21,664.49 × 9,453.85
  4. Step 4: Simplify right side
    14,453.36x = 204,812,737.36
  5. Step 5: Solve for x
    x = 204,812,737.36/14,453.36
  6. Step 6: Final answer
    x = 14,170.60

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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.